Kyanite. Kyanite has heat resistant properties and most of kyanite that is mined for industrial use. The most common kinds are blue kyanite streaked with black, green, indigo, and white. Kyanite is a challenging mineral to cut because it has two distinctly different hardnesses. 355gRare Blue Crystal Natural Kyanite Rough Gem mineral Specimen Healing. Kyanite Al2SiO5 °c 2001 Mineral Data Publishing, version 1.2 Crystal Data: Triclinic. All other minerals have a single hardness no matter where it is measured on the crystal. Blue Kyanite 4x6mm Natural Rondelle Faceted, Banded - 15-16 Inch. Streak pale yellow. Andalusite is a yellow, brown, green, or red orthorhombic mineral that occurs in thick, almost green prisms in schist, gneiss, and hornfels. Its appearance is somewhat translucent and it has a luster to it that is not common with mined minerals. Kyanite stones of over 2 carats are considered rare. KYANITE . Each of these occurs within a limited range of environmental conditions. Kyanite is … Kyanite is a polymorph with two other minerals; andalusite and sillimanite. Andalusite is trimorphic with kyanite and sillimanite, being the lower pressure mid temperature polymorph. Kyanite, whose name derives from the Greek word kyanos, meaning blue, is a typically blue silicate mineral, commonly found in aluminium-rich metamorphic pegmatites and/or sedimentary rock. Color zoning is often mistaken for internal inclusions. Kyanite, named from the Greek term cyanos, which means deep blue, is one of the more aesthetic and collectable blue minerals in nature. Kyanite often occurs as long, bladed, striated crystals, transparent or translucent with a pearly luster. Sillimanite is a polymorph of andalusite and kyanite . Kyanite is also an excellent body energy conductor in spar healing. I, S, H Sphalerite Pale green to dark green to black color. Kyanite has a hardness from 4 ½ - 7 on the Mohs scale and has perfect cleavage. Luster. Blue, flexible blades. or Best Offer. As a gemstone kyanite is always untreated. Nonmetallic luster. A representative, pretty cluster of pure Kyanite from the famous mining state of Minas Gerais in Brazil. Most are jumbly clusters, or thin elongated blades. Minerals with Non-metallic Luster Hardness Cleavage Other diagnostic properties Mineral Name (chemical composition) light colored minerals. Its name stems from the Greek kyanos, meaning “blue,” alluding to its typical blue color. General Kyanite Information : Chemical Formula: Al2SiO5 = Al[6]Al[6]OSiO4 : Composition: Molecular Weight = 162.05 gm Aluminum 33.30 % Al 62.92 % Al 2 O 3: Silicon 17.33 % Si 37.08 % SiO 2: Oxygen 49.37 % O: 100.00 % 100.00 % = TOTAL OXIDE The hardness is a 4 to 5 on Mohs scale along the blades and a 6 to 7 hardness across the blades. Pearson Earth Science Lutgens, Tarbuck. Kyanite Blade Pendant with Quartz Point. Staurolite is a mineral that is commonly found in metamorphic rocks such as schist and gneiss. Fluorite on Quartz. KYANITE Al 2 SiO 5: Triclinic: Usually in bladed aggregates, parallel or radiating, may also be single flattened prismatic crystals: 3.56 to 3.67: Only common mineral in which the hardness is so notably different along its length vs. across its width. The color, with illumination, is an intense lime green. Blue Kyanite is not a very expensive stone, and you can easily buy one for you. Kyanite. Free shipping Free shipping Free shipping. The rutile is brilliantly lustrous and perfect on all sides. These three minerals share the same formula, but are stable at different P/T conditions. If it’s blue and bladed, it’s kyanite. The typical habit of kyanite is bladed crystal, although it can also appear in many radiating crystals. Streak: The streak of Kyanite is white or colorless. S.G.=3.3. Chemical formula. Kyanite's typical habit is a bladed crystal, although it sometimes occurs as radiating masses of crystals. It has two cleavage directions, one perfect and the other one good-uneven. S.G.=4. Kyanite also has perfect cleavage in two directions, while lapis lazuli has none. Kyanite is typically cut as cabochons, but some high quality material is faceted (a challenging job for the lapidary due to kyanite's variable hardness). Add to cart. Thus, as with its other polymorphs, andalusite is an aluminosilicate index mineral, providing clues to depth and pressures involved in producing the host rock. Color: usually blue or blue-black. These three minerals share the same formula, but are stable at different P/T conditions. Powdered mineral (when streaked) smells like sulfur. Andalusite is trimorphic with kyanite and sillimanite, being the lower pressure mid temperature polymorph. This unique hardness property plays a role when cutting a crystal. Kyanite is a challenging mineral to cut because it has two distinctly different hardnesses. Kyanite crystals are typically long, narrow blades. They have a hardness of about 4.5 parallel to their length but a hardness of 6.5 to 7.0 across the width of the blade. Kyanite. Kyanite is an uncommon aluminosilicate mineral typically found in metamorphic rocks. Kyanite is the variant spelling of the original name of this mineral, Cyanite. First, the chemical ingredients must be present, and … Physical Properties of … Cleavage/Fracture: The cleavage of Kyanite is perfect in 2 directions, though it is sometimes … A polymorph is a mineral that shares the same chemistry but a different crystal structure with another, or other, minerals. Kyanite is an attractive mineral that has a near sapphire-like blue color in some especially nice specimens. Kyanite, whose name derives from the Greek word kuanos sometimes referred to as “kyanos”, meaning deep blue, is a typically blue silicate mineral, commonly found in aluminium-rich metamorphic pegmatites and/or sedimentary rock. INDEX MINERAL-Non-metallic luster-H>5.5-Good cleavage-Blue, very pale green, white, or gray-Crystals are blades. Physical Properties. Lamellar twinning is common. For the lapidary (stone cutter), this poses a real challenge. Kyanite is also found in a variety of colors, whereas lapis lazuli is blue with veins or mottling of calcite or pyrite. It typically forms sprays of bladed crystals, but is less commonly found as distinct euhedral (well-shaped) crystals, which are particularly prized by collectors. Kyanite can be transparent to translucent. Kyanite as a gemstone is rare, but the mineral itself is fairly common. Point Group: 1: Crystals bladed and tabular on f100g, elongated k to [001], to 0.5 m; typically bent or twisted. $66.60. Kyanite has two different Mohs hardness’s in a crystal – in the vertical direction, the hardness is 4 to 4.5, and horizontally, the hardness is 6 to 7. General Kyanite Information : Chemical Formula: Al2SiO5 = Al[6]Al[6]OSiO4 : Composition: Molecular Weight = 162.05 gm Aluminum 33.30 % Al 62.92 % Al 2 O 3: Silicon 17.33 % Si 37.08 % SiO 2: Oxygen 49.37 % O: 100.00 % 100.00 % = TOTAL OXIDE An aluminum silicate mineral, it may appear in white, pink, yellow, orange, green, blue, gray... Quick view. Sodalite is a stone that looks very similar to kyanite, but differs in a number of ways. Sometimes also if it’s white and bladed, or gray and bladed. Rarely available as a faceted gem, especially only when free from inclusions and flaws, kyanite’s perfect cleavage and high variation in hardness makes it extremely challenging to cut. Name: Kyanite Source of picture K. Wiese Cleavage surfaces typically display a pearly luster. It is dependent upon a translucent mineral’s refractive index (RI) and other physical properties that affect the reflection of light. Kyanite is an attractive mineral that has a near sapphire like blue color in some especially nice specimens. Free shipping ... 1.67LB Rare rare and beautiful mineral specimen of black quartz crystal clusters ... 404G Natural malachite slice quartz crystal luster mineral specimen. $15.00 shipping. Kyanite occurs as bladed and tabular triclinic crystals. ThermalStoneDesign. They have a hardness of about 4.5 parallel to their length but a hardness of 6.5 to 7.0 across the width of the blade. Kyanite gemstone is formed when sedimentary rocks undergo a metamorphosis mm resulting in high pressure changes to the clay minerals there in. Kyanite Clarity and Luster. Uses: in the manufacture of spark plugs etc and as mineral specimens. The transparency of kyanite varies from transparent to translucent, the luster is glassy to dull; the shine on the cleavage surfaces resembles that of mother-of-pearl. $5.50. or Best Offer. Crystal system. On the shorter side of the crystal the hardness is 6 to 7. Use the mineral-Corundum Quartz Aluminosilicate andalusite sillimanite kyanite Topaz "Alfite" Fluid (vapor) Alrsio4F, AlF3 SiF. It has two cleavage directions, one perfect and the other one good-uneven. It is also found in fibrous and columnar forms. Kyanite is a blue silicate mineral typically lined with gray and white which forms distinctive brittle crystals. kyanite , andalusite, ... (Properties: Transparent, greasy. Class. THE MINERAL KYANITE. HISTORY, NAME, LOCALITIES: Kyanite, collected since antiquity for its long, blue crystals, was recognized as a mineral species in 1789. H=5.5 -6. $20.00 shipping. Skilled cutters are needed to work these stones. Merupakan sebuah mineral yang banyak ditemukan di dalam batuan metamorf, yaqng terbentuk dari perubahan tekanan tinggi dari mineral lempung selama metamorfosis batuan sedimen. Description. Kyanite Formula Al 2 OSiO 4 Crystal System Triclinic Crystal Habit Columnar, Fibrous Cleavage Perfect, Imperfect, None Luster Vitreous - Pearly Color blue, white, gray, green, black A jewel-like Rutile crystal (twinned) is set in a cluster of Kyanite blades that are coated with reddish Hematite and a bit of Goethite. An important use is in the manufacture of refractory products such as the bricks, mortars and kiln furniture used in high temperature furnaces. Luster: pearl luster or pearl luster. Thus, as with its other polymorphs, andalusite is an aluminosilicate index mineral, providing clues to depth and pressures involved in producing the host rock. Specimens. mineralminers.com: your on-line link direct to the mines and lapidary shops for mineral specimens, crystals, gemstones, jewelry, spheres & crystal balls, facet rough and lapidary rough & handcrafted mineral gifts. Harder than glass. The bladed, sapphire-blue crystals have excellent luster and are nicely translucent, with sparkly flashes of gemminess when backlit just right. Transcribed image text: Sample 1 (not in Rock and Mineral kit) This mineral can be scratched by a fingernail. the exposed quartz is also fluorite coated with very interesting terminations. Luster is generally glossy to dull, transparency ranges from transparent to translucent; there is a mother … Use caution when testing for mineral hardness. One of the most unique characteristics of kyanite is that the hardness varies depending on the direction across the blades. Class: Silicates. The name was derived from the Greek word kyanos meaning blue in reference to this mineral’s most common color. MINERAL CHARACTERISTICS AND DESCRIPTIONS SUITE* MINERAL NAME Greenish yellow color, may tarnish. Because of the data that kyanite is produced from conditions that involve high pressure. The degree of lead mineral or metamorphosis is estimated by the mineral itself. Although predominantly blue, it can be found in a wide range of go colors with the green hue considered quite unique. The hardness is a 4 to 5 on Mohs scale along the blades and a 6 to 7 hardness across the blades. f100g or k [010] or [001], common. Kyanite Data Kyanite is an aluminum silicate mineral that is typically formed under high pressure during the metamorphism of clay-rich (pelitic or argillaceous) rocks. There are many different terms used to describe the luster of a mineral, but for this lab manual, we are only concerned with metallic and non-metallic lusters (does it look like a metal or does it not look like a metal, respectively; Figures 2.4a and 2.4b). Ditemukan dalam bentuk schists (Batu Sekis merupakan batuan metamorf regional yang terbentuk pada derajat metamorfosa tingkat menengah. It is associated with metamorphic minerals, including staurolite, garnet, and corundum. The color is the most important one. Mineral Properties . Kyanite is used to manufacture a wide range of products. Uses. Twinning: Lamellar on f100g, twin axis ? Blue Kyanite can cost around 60-80 depending upon the cut and clarity of the stone. 170gRare Blue Crystal Natural Kyanite Rough Gem mineral Specimen Healing ... 495g Natural malachite slice quartz crystal luster mineral specimen healing. Translucent shades of kyanite are blue, black, green, and orange. Kyanite is a rare stone named for its brilliant blue color, although the gem isn’t always blue. Luster is the appearance of the fresh surface of a mineral in white light due to reflection. Kyanite Crystal. l), along with several easily recognizable geologic contacts. Luster : Luster is the property of minerals that indicates how much the surface of a mineral reflects light. Kyanite is a blue mineral with long, blade-like crystals. Kyanite adalah permata indah yang mulai dikenal sejak tahun 1789 dengan berbagai variasi warna, meskipun dalam dunia perbatuan yang terkenal hanyalah warna biru. Nesosilicate. Kyanite is a polymorph with two other minerals: andalusite and sillimanite . Kyanite is commonly found in aluminum-rich metamorphic pegmatites and / or sedimentary rocks and is commonly a blue silicate mineral.Cyanide in metamorphic rocks show better pressures than four kilobars. $600.00. Kyanite also shows a parting on {001} at an angle of about 85 degrees to the long axis of the crystal. Allow them to dry. METALLIC LUSTER Yellow streak Dark brown to yellow brown color. IV. Kyanite is the most anisotropic of all gemstones, meaning its hardness differs on its horizontal and vertical sides. Other varieties of Kyanite are found in various hues ranging from blue-green, green, white, grey, yellow, pink, black and are often found as colorless with a vitreous luster. Most often, it occurs in long, slender groups of bladed crystals that can appear prismatic, radiating or reticulated. It is often found in association with almandine garnet, muscovite, and kyanite - minerals that Kyanite belongs to the nesosilicates, which have isolated SiO 4 tetrahedra. The mineral is a basic metasilicate. Kyanite is a metamorphic mineral that occours in schists, gneisses and granite pegamatites. Isolated tetrahedra. Typically the stone is translucent, but full of inclusions. Kyanite crystals are typically long, narrow blades. Luster Mineral Name 6 to 6.5 Gray to greenish-black Conchoidal fracture Brassy yellow, high specific gravity Metallic Pyrite 6 Black to dark gray Irregular The glass-like finish and pearlescent luster of Green Kyanite are a sight to behold. Physical Properties. $68.00. Kyanite is an aluminum silicate mineral, usually transparent or translucent looking and with a pearly sheen. Kyanite is a beautiful, luxurious, and rare gemstone found primarily in metamorphic rocks. AlSi 2 O 5. Kyanite occurs as bladed and tabular triclinic crystals. Kyanite is a polymorph with two other minerals; andalusite and sillimanite. Kyanite often addressed as Cyanite, Disthène, or Rhaeticite is a popular gemstone from the Silicate mineral family. NeonBrocolli. Skilled cutters are needed to work these stones. Kyanite's elongated, columnar crystals are usually a good first indication of the mineral, as well as its color (when the specimen is blue). Kyanite is often associated with other Al 2 SiO 5. Translucent, white to pale grey; h: 6; s.: 2; two cleavages at nearly 90 o ; striations visible on cleavage surface GMT 101: Elementary Mineralogy (2 Credits) University of Barisal Lecture 5 Atikul Haque Farazi (Lecturer) 3 Mineral Stability and Phase Diagrams Mineral Stability As we discussed previously, there are four major processes by which minerals form. Kyanite is also found in kimberlites, which are unusual intrusive rocks that contain diamonds. Luster: vitreous - pearly Fluorescence: blue-green Kyanite: strong red Pleochroism: light blue - dark blue Largest Kyanite: 50 cm? This is an incredibly bright piece with superior luster and color with small complex crystals forming spherical aggregates. A fairly new gemstone discovered during the nineteenth century, kyanite is more of a collector gem than a mainstream gemstone . Mineral Name: Kyanite Chemical Composition: Al2SiO5 Color: Most commonly, kyanite is blue but can also be white, gray, green, colorless, yellow or orange. Click here to buy natural Kyanite loose gemstones for sale.. S.G.=4.2. Factor in the rivers of sapphire-blue and silver flowing alongside each other the length of this crystal, greatly enhanced by the superb, pearly luster, and you have an imposing, highly aesthetic specimen that is as impressive a large Kyanite crystal as you are likely to find for this style. So glad I took geology. Kyanite has a 4 ½ to 5 mohs hardness parallel to its long axis and 6-7 perpendicular to the long axis. 6. level 1. One of the most unique characteristics of kyanite is that the hardness varies depending on the direction across the blades. Price: $6.95. Kyanite, whose name derives from the Greek word kuanos sometimes referred to as “kyanos”, meaning deep blue, is a typically blue silicate mineral, commonly found in aluminium-rich metamorphic pegmatites and/or sedimentary rock. $177.00. Kyanite is the triclinic polymorph of aluminosilicate minerals with the formula Al 2 SiO 5 - two others being andalusite and sillimanite. Kyanite in metamorphic rocks generally indicates pressures higher than four kilobars. This comes with an F. Pisani label, the famed Paris mineral dealer, vintage 1870's but possibly much older. Gem-quality kyanite has a vitreous to almost pearly luster. Using a heavy fabric such as denim, polish the rocks until they begin to shine or show luster. Kyanite crystals are typically long, narrow blades. 1,618 explanations. Sometimes there are white, gray, and green stripes. Kyanite is a challenging mineral to cut because it has two distinctly different hardnesses. Availability: 1 in stock. One exception is the beautiful kyanite gemstone. Kyanite's elongated, columnar crystals are usually a good first indication of the mineral, as well as its color (when the specimen is blue). Associated minerals are useful as well, especially the presence of the polymorphs of staurolite, which occur frequently with kyanite. Mineral Luster Hardness Streak Distinctive Properties Hornblende (Amphibole) Nonmetallic (NM) Monoclinic 5.5 – 6.0 White to pale gray Color dark gray to black; forms prisms with good cleavage at 56° and 124°; brittle; splintery or asbestos forms; SG = 3.0 – 3.3 Kyanite Nonmetallic (NM) Triclinic 4 – 7 White* Vitreous luster. Hardness: Kyanite’s hardness can range from 4-7 on the Moh’s hardness scale. Kyanite, chalcopyrite, and cubic pyrite are the ones that I always gravitate to during my geology mineral exams. Streak greenish black. Chemical formula. H: hydrothermal; A: all rock types. Associated minerals are quartz, feldspar, mica, garnet, corundum and staurolite. Lamellar twinning is common. Streak is WHITE. Kyanite has two different Mohs hardness’s in a crystal – in the vertical direction, the hardness is 4 to 4.5, and horizontally, the hardness is 6 to 7. With its intense deep-blue color, vitreous luster, long bladed crystals and relative abundance, it is a mainstay in most collections. 4.5 out of 5 stars. Deposits: Myanmar, Brazil, Kenya, USA, Austria, Switzerland 1st Description: 1892 Name: from the Greek word "kyanos" (blue) ONE Color Enhanced Sky Blue QUARTZ Crystal, 190 - 200 Grams Rare Mineral, Irregular Shape Cluster, Freeform Gemstone Chunks. From China. Calcite has a hardness of 3 for all surfaces except the {0001} plane. The color of Kyanite, combined with its well-formed and sometimes large crystals, make this mineral appreciated by both novice and expert collectors alike. Its name stems from the Greek kyanos, meaning “blue,” alluding to its typical blue color. ... Again, I encourage you to develop a systematic approach to identifying minerals. Major Silicate Mineral Groups based on tetrahedral configurations: Isolated: olivine, garnet, kyanite Double: uncommon in rocks Rings: uncommon in rocks Single chains: pyroxenes Double chains: amphiboles Sheets: micas, chlorite, clay minerals Framework: feldspars and quartz They have a hardness of about 4.5 parallel to their length but a hardness of 6.5 to 7.0 across the width of the blade. Mineralogy of Kyanite Rough Kyanite (Gem Quality), Switzerland. Kyanite, whose name derives from the Greek word kyanos, meaning blue, is a typically blue silicate mineral, commonly found in aluminium-rich metamorphic pegmatites and/or sedimentary rock.Kyanite is a diagnostic mineral of the Blueschist Facies of metamorphic rocks.. Kyanite is a member of the aluminosilicate series, which includes the polymorph andalusite and the … But make no mistake, this stone is more than just a pretty rock! Description. 6. elastic--if a mineral bends and resumes the original shape. together with the observed mineral assemblages, are plot-ted on the accompanying map (Fig. Kyanite is a metamorphic mineral that occours in schists, gneisses and granite pegamatites. Hardness: 4-7 (different crystal plane directions vary greatly) Crystal System: triclinic system. Perfect in one direction : 5 to 6½: Light-brown to Black: Resinous or pitchy/ submetallic Crystals are slightly flexible. It is blue and almost violet in color, and has a composition that yields a hardness on the Mohs scale of 5.5 to 6. The luster of a mineral is affected by the brilliance of the light used to observe the mineral surface. Alros sio, Al,sio5 Cor Qtz Als And sil Kyn Tpz Atf vap. It is fairly soft when cut parallel to the long axis of the crystal, with a hardness of only 4.5 to 5.5. … Recommended textbook explanations. Kyanite Mineral Facts: Chemical Formula: Al2S iO 5. The term luster describes how light interacts with the surface of a mineral. Chemistry: Al 2 SiO 5, Aluminum Silicate. The name was given by Abraham Gottlob Werner in 1789. Kyanite is an aluminum silicate mineral, with chemical formula Al 2 SiO 5.It is typically patchy blue in color, though it can range from pale to deep blue and can also be gray or white or, infrequently, light green. The luster of Kyanite from certain localities is sometimes enhanced by oiling specimens or applying them with synthetic lubricants. 1 year ago. With gorgeous luster and fascinating crystal shapes, kyanite offers beauty and spiritual benefits. Some minerals (e.g., kyanite) display distinctly different hardnesses depending upon orientation or surface condition. with a newspaper or other cover). Colors: blue or colorless, blue-green, rarely orange or black. Unlike most other minerals, kyanite can expand significantly … Cleavage good to excellent. In rare occasions it forms beautiful transparent crystals prized as gemstones. The transparency of kyanite varies from transparent to translucent, the luster is glassy to dull; the shine on the cleavage surfaces resembles that of mother-of-pearl. Mineralogy of Kyanite Rough Kyanite (Gem Quality), Switzerland. H=3.5-4. Kyanite is a blue to light-green, triclinic mineral that occurs in long, thin-bladed crystals and crystalline aggregates in gneiss, schist, and pegmatites. Dodecahedron form, red (sometimes), glassy, conchoidal fracture, H=7. Kyanite is a fairly common product of metamorphism in certain schists. Kyanite Specimen 07. Subclass: Nesosilicates. From China. Kyanite berasal dari bahasa Yunani, “kyanos” yang berarti biru, sesuai dengan warna yang paling umum dari mineral ini yang ada di pasaran. Kyanite is a challenging mineral to cut because it has two distinctly different hardnesses. At higher temperatures and pressures, andalusite may convert to sillimanite. The mineral aggregates are coarse-massive or radiant to foliate. Normally found in matrix, it is unusual to be able to extricate a specimen of this significant size. Transparent specimens are most desirable. 3. Minerals Luster Collection. This makes it glassy in some spots and cloudy in others. (Refractive Index is the ratio of speed of light in vacuum to speed of light in the mineral.) [Melody, 363][Eason, 225] Kyanite is an aluminum silicate mineral, often occurring as long, striated bladed crystals that may be transparent or translucent with a pearly sheen. Kyanite is a polymorph of andalusite and sillimanite. Chemical Formula: Al2SiO5. According to crystal practitioners, its meaning and properties make it a powerful talisman … It forms when shale is strongly altered by regional metamorphism. Streak --is the color of the powder from the mineral on a porcelain plate (streak plate)-- --since most minerals are softer than porcelain (8 hardness on Moh's Scale), their powder will remain after scratching it … Name: Garnet Source of picture K. Wiese Rock type: Mineral in metamorphic rocks Formation Environment: in b High pressure subduction of minerals asalt Description: Nonmetallic luster. Kyanite has a vitreous or pearly luster, and lapis lazuli has a dull to bright luster. This mineral IS NOT POWDERY. Minerals Luster Collection. Kyanite’s energy is unlimited in application, making it an excellent stone for metaphysical purposes, and it may be used for cleansing and clearing other crystals. Kyanite crystals are typically long, narrow blades. Kyanite has a hardness of 5 parallel to the length of the crystal, and a hardness of 7 when scratched along a direction perpendicular to the length. Blue Kyanite costs an average of $50.00 per carat, but the value of a kyanite gemstone depends on a lot of factors. New New New. H=3.5 -4. The name kyanite is from the Greek word kuanos, suggesting a sky blue color noticed in many specimens. HISTORY, NAME, LOCALITIES: Kyanite, collected since antiquity for its long, blue crystals, was recognized as a mineral species in 1789. (1,170) $32.48 FREE shipping. Kyanite in metamorphic rocks generally indicates pressures higher than four kilobars. KYANITE. Almost all kyanite stones will exhibit some visible flaws. $169.00. Divide the minerals into luster groups, then subdivide the luster groups by streak, hardness, and so on - using the physical properties you learned to recognize in lab (luster, streak and color, hardness, and cleavage), plus a few others that are mentioned in the descriptions of the minerals below.
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