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55 Cards in this Set
- Front
- Back
Quartz,Var. smokey and clear
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#1 Type: Mineral
Chem Formula: Crystal Form: Hexagonal Luster: Non-Metallic Vitreous Color: Typically colorless or white, but almost any color may ocurr. Hardness: 7.0 Cleavage: None, Conchodial Fracture Streak: White, but difficult to obtain streak Habitat: Prismatic crystals common with striations perpendicular to the long dimension; Also a variety of massive forms Varieties called Smokey Quartz, Rose Quartz, Milky Quartz, Amethysts. Common in all catagories of rock. |
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Quartz,Var. smokey crystal
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#1 Type: Mineral
Chem Formula: Crystal Form: Hexagonal Luster: Non-Metallic Vitreous Color: Typically colorless or white, but almost any color may ocurr. Hardness: 7.0 Cleavage: None, Conchodial Fracture Streak: White, but difficult to obtain streak Habitat: Prismatic crystals common with striations perpendicular to the long dimension; Also a variety of massive forms Varieties called Smokey Quartz, Rose Quartz, Milky Quartz, Amethysts. Common in all catagories of rock. |
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Quartz,Var.Crystal
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#1 Type: Mineral
Chem Formula: Crystal Form: Hexagonal Luster: Non-Metallic Vitreous Color: Typically colorless or white, but almost any color may ocurr. Hardness: 7.0 Cleavage: None, Conchodial Fracture Streak: White, but difficult to obtain streak Habitat: Prismatic crystals common with striations perpendicular to the long dimension; Also a variety of massive forms Varieties called Smokey Quartz, Rose Quartz, Milky Quartz, Amethysts. Common in all catagories of rock. |
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Quartz,Var. Rose
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#1 Type: Mineral
Chem Formula: Crystal Form: Hexagonal Luster: Non-Metallic Vitreous Color: Typically colorless or white, but almost any color may ocurr. Hardness: 7.0 Cleavage: None, Conchodial Fracture Streak: White, but difficult to obtain streak Habitat: Prismatic crystals common with striations perpendicular to the long dimension; Also a variety of massive forms Varieties called Smokey Quartz, Rose Quartz, Milky Quartz, Amethysts. Common in all catagories of rock. |
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Quartz,Var. Amethyst
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#1 Type: Mineral
Chem Formula: Crystal Form: Hexagonal Luster: Non-Metallic Vitreous Color: Typically colorless or white, but almost any color may ocurr. Hardness: 7.0 Cleavage: None, Conchodial Fracture Streak: White, but difficult to obtain streak Habitat: Prismatic crystals common with striations perpendicular to the long dimension; Also a variety of massive forms Varieties called Smokey Quartz, Rose Quartz, Milky Quartz, Amethysts. Common in all catagories of rock. |
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Feldspar Var. K-Spar(orthoclase)
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#6 Mineral: Potassium Feldspar
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous Color: Varies white, cream, or pink Hardness: 6.0 Cleavage: two planes nearly at right angles Streak: white Habitat: crystals not common. Has glossy appearence, adsence of twinning striations, Varieties: White, green, pink. Common in: in all rock catagories |
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Feldspar Var. K-Spar(orthoclase)
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#7 Mineral: Potassium Feldspar
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous Color: Varies white, cream, or pink Hardness: 6.0 Cleavage: two planes nearly at right angles Streak: white Habitat: crystals not common. Has glossy appearence, adsence of twinning striations, Varieties: White, green, pink. Common in: in all rock catagories |
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Feldspar Var. Na Plagioclase
(Albite) |
#8 Mineral: Sodium Feldspar
Chem Formula: Crystal Form: Triclinic Luster: non-metallic, vitreous Color: White or gray, reddish, or reddish brown Hardness: 6.0 - 6.5 Cleavage: two planes nearly at right angles Streak: white Habitat: crystals not common. Has glossy appearence, twinning striationson basal cleavage, Varieties: White, green, pink. Common in: intermediates |
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Feldspar Var. Ca Plagioclase
(labradorite) |
#9 Mineral: Sodium Feldspar
Chem Formula: Crystal Form: Triclinic Luster: non-metallic, vitreous Color: White or gray, reddish, or reddish brown Hardness: 6.0 - 6.5 Cleavage: two planes nearly at right angles Streak: white Habitat: crystals not common. Has glossy appearence, twinning striationson basal cleavage. Varieties: White, green, pink. Common in: intermediates |
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Muscovite
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# 10 Mineral: Muscovite
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous to silky or pearly Color: Colorless to shades of green grey, or brown Hardness: 2.5 - 3.5 Cleavage: perfect basal Streak: white Habitat: Usually in small flakes or lamellar masses Common in: Granite Pegmatites |
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Biotite
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# 11 Mineral: Biotite
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous or pearly Color: Dark green, brown or black Hardness: 2.5 - 3.0 Cleavage: perfect basal Streak: white to grey Habitat: Crystals common as pseudohexagonal prisms more common in sheet or granular crystalline masses Common in: Common acessory mineral in igneous rocks, also important in some metamorphic rocks. |
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Amphibole Var. hornblende
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# 12 Mineral: Amphibole Var. hornblende
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous Color: Dark green, dark brown or black Hardness: 5.0 to 6.0 Cleavage: perfect on two planes intersecting at 56 and 124 degrees Streak: grey to pale green Habitat: Long six sided crystals usually darker than other members of the amphibole group Common in: intermediates |
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Pyroxene Var. Augite
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# 13 Mineral: Pyroxene Var. Augite
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous Color: Dark green to black Hardness: 5.5 to 6.0 Cleavage: two planes at nearly 90 at 56 and 124 degrees Streak: white to gray Habitat: short, stubby eight-sided prismatic crystals often in granular crystalline masses Common in: Most important ferromagnesium mineral in dark igneuos rock |
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Pyroxene Var. Enstatite
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# 14 Mineral: Pyroxene Var. Enstatite
Chem Formula: MgSiO3 Crystal Form: orthorhombic system (three unequal axes at right angles to each other). Luster: non-metallic, vitreous Color: colorless, greenish, or yellowish Hardness: 5.5 Cleavage: two planes at nearly 90 at 56 and 124 degrees Streak: Habitat: Common in: important rock-forming mineral of magnesium-rich magmatic rocks. It alters to serpentine and talc upon the action of hydrothermal solutions |
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Olivine
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# 15 Mineral: olivine
Chem Formula: Crystal Form: orthorhombic Luster: non-metallic, vitreous Color: usually olive-green, but white or yellowish in forsterite, brown or black in fayalite; colourless Hardness: 6–7 Cleavage: poor conchodial fracture Streak: colourless Habitat: short, occurs in silica-poor, igneous rocks (e.g. basalt, gabbro, troctolite,and peridotite), extensively with pyroxene in dunites, and in stony meteorites and lunar basalts; |
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Kaolin
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#16 Mineral: Kaolinite
Chem Formula: Crystal Form: Triclinic Luster: non-metallic, dull to earthy Color: White often stained with impurities of red, brown, or grey Hardness: 2.0 to 2.5 Cleavage: Perfect basal but rarely seen because of small grain size Streak: White Habitat: Found in earthy massas, earthy odor when wet Common in: Clay as clay mineral |
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Calcite
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#17 Mineral:Calcite
Chem Formula: Crystal Form: Hexaganol Luster: non-metallic, vitreous (may appear earthy in fine-grained massive forms) Color: Colorless and transparent or white when pure, wide range of colors possible Hardness: 3.0 Cleavage: Perfect Rhombohedral because of small grain size Streak: White to Gray Habitat: Crystals common. Also massive, granular, oolitic, or in a variety of other habitats effervesces in cold diluted HCl Common in: wide variety of sedmenitary and metamorphic rocks |
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Dolomite
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#18 Mineral: Dolomite
Chem Formula: Crystal Form: Hexaganol Luster: non-metallic, vitreous or pearly Color: Colorless, white, gray, greenish, yellowish-brown; other colors possible Hardness: 3.5 - 4.0 Cleavage: Rhombohedral Streak: White Habitat: Crystals common. Twinning common. Also massive, granular, oolitic, or in a variety of other habitats when powdered effervesces in cold diluted HCl Common in: wide variety of sedmenitary |
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Halite
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#19 Mineral: Halite
Chem Formula: Crystal Form: Cubic Luster: non-metallic, vitreous. Transparent to translucent Color: Colorless, white, gray, yellow, red; Hardness: 2.5 Cleavage: Perfect Cubic Streak: White Habitat: Crystals common. Also massive, and coarsely granular Table salt taste of salty Common in: |
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Gypsum Var. Massive
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#20 Mineral:Gypsum Var. Massive
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous to pearly; some varieties silky Color: Colorless, white, gray, yellowish orange, light brown; Hardness: 2.0 Cleavage: good in one direction producing thin sheets; fracture conchadial in one direction, fibrous in another Streak: White Habitat: Crystals common in simple habitat. Also massive, and coarsely crystalline granular Common in: occurs widely in sedimentary deposits |
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Gypsum Var. Satin Spar
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#21 Mineral:Gypsum Var. Satin Spar
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous to pearly; some varieties silky Color: Colorless, white, gray, yellowish orange, light brown; Hardness: 2.0 Cleavage: good in one direction producing thin sheets; fracture conchadial in one direction, fibrous in another Streak: White Habitat: Crystals common in simple habitat. Also massive, and coarsely crystalline granular Common in: occurs widely in sedimentary deposits |
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Gypsum Var. Selenite
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#22 Mineral:Gypsum Var. Selenite
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, vitreous to pearly; some varieties silky Color: Colorless, white, gray, yellowish orange, light brown; Hardness: 2.0 Cleavage: good in one direction producing thin sheets; fracture conchadial in one direction, fibrous in another Streak: White Habitat: Crystals common in simple habitat. Also massive, and coarsely crystalline granular Common in: occurs widely in sedimentary deposits |
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Chert &/ or Chalcedony
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#23 Mineral: Chert &/ or Chalcedony
Chem Formula: Crystal Form: Hexagonal Luster: non-metallic, waxy or dull Color: Varies Hardness: 7.0 Cleavage: none. Conchodial Fracture with sharp edges. Streak: White Habitat: Crystals common in simple habitat. Also massive, and coarsely crystalline granular Common in: occurs widely in sedimentary rocks and viens, cavities, or as dripstone |
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Chert Var. Flint
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#24 Mineral:Chert Var. Flin
Chem Formula: Crystal Form: Hexagonal Luster: non-metallic, waxy or dull Color: Varies Hardness: 7.0 Cleavage: none. Conchodial Fracture with sharp edges. Streak: White Habitat: Crystals common in simple habitat. Also massive, and coarsely crystalline granular Common in: occurs widely in sedimentary rocks and viens, cavities, or as dripstone |
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Chert Var. Jasper
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#25 Mineral: Chert Var. Jasper
Chem Formula: Crystal Form: Hexagonal Luster: non-metallic, waxy or dull Color: Varies Hardness: 7.0 Cleavage: none. Conchodial Fracture with sharp edges. Streak: White Habitat: Crystals common in simple habitat. Also massive, and coarsely crystalline granular Common in: occurs widely in sedimentary rocks and viens, cavities, or as dripstone |
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Hematite var. Specular
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#26 Hematite var. Specular
Chem Formula: Crystal Form: Hexagonal Luster: metallic, Sub metallic to dull Color: Steel gray to dull to bright red Hardness: 5.0 - 6.0 Cleavage: none. Basal parting fracture uneven Streak: Red Brown Common in: iron ore |
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Hematite var. Oolitic
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#27 Hematite var. Oolitic
Chem Formula: Crystal Form: Hexagonal Luster: metallic, Sub metallic to dull Color: Steel gray to dull to bright red Hardness: 5.0 - 6.0 Cleavage: none. Basal parting fracture uneven Streak: Red Brown Common in: iron ore |
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Limonite/Geothite
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#28 Limonite/Geothite
Chem Formula: Crystal Form: Orthohombic Luster: Varies metallic to dull in masses Color: Dark brown, yellow-brown, reddish brown, brownish black, yellow Hardness: 5.0 - 5.5 Cleavage: perfect parrallel to side pinacoid, fracture uneven Streak: Brownish yellow Habitat: Crystals uncommon. usually massive or earthy as residual from chemical weathering, or stalactic by direct precipitation. often in fibrous. Common in: iron ore |
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Epodite var. Crystal
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#29 Epodite var. Crystal
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, Vitreous Color: pale to dark green to yellow-green Hardness: 6.0 - 7.0 Cleavage: poor; fracture brittle Streak: White Habitat: Massive or striated prisms Common in: Gemstones |
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Epodite var. Massive
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#30 Epodite var. Massive
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, Vitreous Color: pale to dark green to yellow-green Hardness: 6.0 - 7.0 Cleavage: poor; fracture brittle Streak: White Habitat: Massive or striated prisms Common in: Gemstones |
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Chlorite
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#31 Chlorite
Chem Formula: Crystal Form: Monoclinic Luster: non-metallic, Vitreous to earthy Color: green to green-blue Hardness: 2.5 - 3.0 Cleavage: perfect, basal forming flexible non-elastic sheets Streak: White to pale green Habitat: Occurrs as foiliatated masses or small flakes. Common in: Low grade schist and as alteration product of other ferromagnesium minerals |
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Actinolite (amphibole)
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#32 Actinolite (amphibole)
Chem Formula: Crystal Form: Luster: Color: Hardness: Cleavage: Streak: Habitat: Common in: |
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Garnet
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#33 Garnet
Chem Formula: Crystal Form: Cubic (isometric) Luster: Non-metallic; vitreous to resinous Color: Varies but dark red and reddish brown most common; White, pink, yellow, green, black depending on composition Hardness: 7.0 - 7.5 Cleavage: none Streak: White or color of mineral Habitat: Crystals common. Also in granular masses Common in: Crystals common in igneous, sedimentary, and metamorphic rocks |
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Granite
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#34 Granite
Texture: Phaneritic Composition: Quartz, K-Spar, Hornblende, Biotite Temperature & Pressure of Pressure: 600 degrees low pressure Cooling history: Slow cooling |
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Granite
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#35 Granite
Texture: Phaneritic Composition: Quartz, K-Spar, Temperature & Pressure of Pressure: 600 degrees low pressure Cooling history: Slow cooling |
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Granite
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#36 Granite
Texture: Phaneritic Composition: Quartz, K-Spar, Temperature & Pressure of Pressure: 600 degrees low pressure Cooling history: Slow cooling |
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Granite Porphyry
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#37 Granite Porphyry
Texture: Phaneritic with Phenocrysts Composition: Quartz, K-Spar, Temperature & Pressure of Pressure: 600 degrees low pressure Cooling history: Slow cooling |
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Granite
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#38 Granite
Texture: Phaneritic Composition: Quartz, K-Spar, Temperature & Pressure of Pressure: 600 degrees low pressure Cooling history: Slow cooling |
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Diorite
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#39 Diorite
Texture: Phaneritic Composition: Ca-Feldspar, hornblende, biotite Temperature & Pressure of Pressure: 850 degrees low pressure Cooling history: Slow cooling |
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Gabbro
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#40 Gabbro
Texture: Phaneritic Composition: Ca-Feldspar, hornblende, biotite Temperature & Pressure of Pressure: 1050 degrees low pressure Cooling history: Slow cooling |
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Gabbro
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#41 Gabbro
Texture: Phaneritic Composition: Ca-Feldspar, hornblende, biotite Temperature & Pressure of Pressure: 1050 degrees low pressure Cooling history: Slow cooling |
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Gabbro
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#42 Gabbro
Texture: Phaneritic Composition: Ca-Feldspar, hornblende, biotite Temperature & Pressure of Pressure: 1050 degrees low pressure Cooling history: Slow cooling |
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Peridotite
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#43 Peridotite
Texture: Phaneritic Composition: Pyroxene, Olivine Temperature & Pressure of Pressure: 1200 degrees low pressure Cooling history: Slow cooling |
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Rhyolite Porphyry
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#44 Rhyolite Porphyry
Texture: Aphanitic with Phenocrysts Composition of Phenocrysts: Crystal Quartz Groundmass color: Redish-Brown |
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Rhyolite Porphyry
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#45 Rhyolite Porphyry
Texture: Aphanitic with Phenocrysts Composition of Phenocrysts: Quartz and K-Feldspar Groundmass color: Redish-Brown |
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Rhyolite porphyry
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#46 Rhyolite porphyry
Texture: Aphanitic with Phenocrysts Composition of Phenocrysts: Quartz and K-Feldspar Groundmass color: Dark Gray |
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Andesite Porphyry
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#47 Andesite Porphyry
Texture: Aphanitic with Phenocrysts Composition of Phenocrysts: hornblende Groundmass color: Light Gray |
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Andesite Porphyry
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#48 Andesite Porphyry
Texture: Aphanitic with Phenocrysts Composition of Phenocrysts: hornblende Quartz Groundmass color: Light Gray |
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Andesite Porphyry
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#49 Andesite Porphyry
Texture: Aphanitic with Phenocrysts Composition of Phenocrysts: hornblende Ca-Feldspar Groundmass color: Light Gray |
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Basalt Porphyry (olivine basalt porphyry)
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#50 Basalt Porphyry (olivine basalt porphyry)
Texture: Aphanitic with Phenocrysts Composition of Phenocrysts: Olivine Groundmass color: Dark Gray |
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Vesicular Olivine Basalt Porphyry
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#51 Vesicular Olivine Basalt Porphyry
Texture: Aphanitic with Phenocrysts Composition of Phenocrysts: Olivine Groundmass color: Dark Gray |
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Scoria
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#52 Scoria
Texture: Vesicular Composition of Phenocrysts: olivine Groundmass color: Red |
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Obsidian
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#53 Obsidian
Texture: Vesicular Composition of Phenocrysts: N/A Groundmass color: Transparent Black Gray |
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Pumice
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#54 Pumice
Texture: Vesicular Composition of Phenocrysts: N/A Groundmass color: White to light gray |
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Volcanic ash ( volcanic glass shards Mount St. Helens 05-18-1980)
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#55 Volcanic ash ( volcanic glass shards Mount St. Helens 05-18-1980)
Texture: Glassy Composition of Phenocrysts: N/A Groundmass color: Transparent Black Gray |