Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
30 Cards in this Set
- Front
- Back
42. |
Galena -chem. grp.: Sulfides, lead sulfide -Color: Silver Gray -Luster: Metallic -Cleavage/Fracture: 3 Planes at 90 "Cubic" Cleavage -Other: Cubic crystals |
|
39. |
Magnetite -chem. grp.: Oxides, iron oxide -Color: Gray -Streak: Gray -Other: Magnetic properties |
|
14. |
Pyrite -chem. grp.: Sulfides, iron sulfide -Color: Silvery Gold (Pale color) -Luster: Metallic -Cleavage/Fracture: No cleavage -Other: Cubic Crystals, Crystals are opaque |
|
11. |
Chalcopyrite -chem. grp.: Sulfides, copper-iron sulfide
-Color: Brassy Yellow,Brassy -Luster: Metallic -Cleavage/Fracture: No cleavage -Other: Softer than Pyrite |
|
28. |
Limonite -chem. grp.: Oxides, hydrated iron oxide and/or hydrated iron oxide hydroxide -Color: Rusty Yellow-Brown -Luster: Earthy to Metallic -Cleavage/Fracture: Earthy Fracture |
|
16. |
Graphite -chem. grp.: Native element (carbon?), carbon -Color: Silver Gray to Black -Streak: Gray -Cleavage/Fracture: Cleavage excellent in 1 direction -Luster: Sub-Metallic -Other: Greasy feel -
|
|
13. |
Plagioclase Feldspar -chem. grp.: Silicates, calcium-sodium aluminum silicate -Color: Colorless, white, gray or black; May be iridescent -Cleavage: Good in two directions at nearly 90; Striations on Cleavage, No striped color |
|
6. |
Potassium Feldspar -chem. grp.: Silicates, potassium aluminum silicate -Hardness: 6 -Color: Orange, brown, white (light color) -Cleavage/Fracture: Cleavage excellent in two directions at 90, Striped colors on cleavage |
|
7. |
Crystal Quartz -chem. grp.: Silicates, silicon dioxide -Hardness: 7 -Color: Clear to white -No cleavage -Other: Trigonal (Hexagonal) Crystal Prisms
|
|
29. |
Olivine -chem. grp.: Silicates, ferromagnesian silicate -Color: Olive Green -Cleavage/Fracture: Poor Cleavage -Other: Granular texture |
|
27. |
Muscovite -chem. grp.: Silicate (Mica group), potassium hydrous aluminum silicate -Color: Colorless -Cleavage/Fracture: 1 Perfect Basal Cleavage, Transparent Cleavage -Other: Elastic Sheets |
|
3. |
Calcite -chem. grp.: Carbonates, calcium carbonate -Hardness: 3 -Color: Colorless, -Cleavage/Fracture: Rhombohedral cleavage
|
|
10. |
Halite -chem. grp.: Halides, sodium chloride -Color: Colorless, white -Cleavage/Fracture: 3 Perfect Planes at 90 "Cubic" Cleavage -Other: Cubic crystals |
|
2. |
Gypsum -chem. grp.: Sulfates, hydrated calcium sulfate -Hardness: 2 -Color: Clear to white -Streak: White -Luster: Pearly -Cleavage/Fracture: 1 Perfect Cleavage but not at 90
|
|
1. |
Talc -chem. grp.: Silicates, hydrous magnesian silicate -Hardness: 1 -Color: White to Gray -Luster: Pearly to Earthy -Cleavage/Fracture: 1 plane of cleavage |
|
4. |
Fluorite -chem. grp.: Halides, calcium fluoride -Hardness: 4 -Color: Colorless, green*, blue, purple -Cleavage/Fracture: 4 Planes at 110 "Octahedral" Cleavage -Other: Cubic Crystals |
|
5. |
Apatite -chem. grp.: Phosphates, calcium fluorophosphate -Hardness: 5 -Color: Color pale or dark green -Other: Hexagonal crystal prisms |
|
8. |
Topaz -chem. grp.: Silicates, aluminum silicon oxygen hydrogen fluorine silicate -Hardness: 8 -Color: Clear, Smoky, variable -Cleavage/Fracture: 1 perfect cleavage -Other: Hexagonal crystals |
|
9. |
Corundum -chem. grp.: Oxides, aluminum oxide -Hardness: 9 -Color: Gray, red, blue -Poor Cleavage -Other: Hexagonal prisms |
|
12. |
Biotite Mica -chem. grp.: Silicates, ferromagnesian potassium hydrous aluminum silicate -Color: Black -Cleavage/Fracture: Cleavage excellent -Other: Elastic Sheets, Opaque to transluent |
|
15. |
Sulfur -chem. grp.: Native element, sulfur -Color: Yellow |
|
17. |
Native Copper -chem. grp.: Native element, copper -Color: Copper Red (Brown) -Luster: Metallic -Other: Forms odd-shaped masses, nuggets |
|
20. |
Kaolinite -chem. grp.: Silicates (clay group), aluminum silicate hydroxide -Color: White -Luster: Earthy -Other: Soft |
|
21. |
Milky Quartz -chem. grp.: Silicates, silicon dioxide -Various shades of white, usually milky -No Cleavage -Other: Triagonal (hexagonal) Crystal Prisms |
|
24. |
Augite -chem. grp.: Silicates, calcium ferromagnesian silicate -Color: Dark Green -Cleavage/Fracture: 2 Planes Cleavage at 90 -Other: Dark green color (pyroxene), prismatic crystals, single chain silicate (dark pyroxene) |
|
32. |
Rose Quartz -chem. grp.: Silicates, silicon dioxide -Color: Pink -No cleavage -Other: Trigonal (hexagonal) Crystal prisms, Striations on crystal faces |
|
36. |
Smoky Quartz -chem. grp.: Silicates, silicon dioxide -Color: Smoky-gray, brown to black -No Cleavage -Other: Trigonal (hexagonal) Crystal prisms |
|
38. |
Micaceous Hematite -chem. grp.: Oxides, iron oxide -Color: Gray to silver gray -luster: Metallic -Glitterly Metallic |
|
40. |
Amythyst (Quartz) -chem. grp.: Silicates, silicon dioxide -Color: Purple to Clear -Cleavage/Fracture: Conchoidal fracture -Other: Striations on crystal face |
|
44. |
Hornblende -chem. grp.: Silicates, calcium ferromagnesian aluminum silicate -Color: Dark Green to Black (dark amphibole) -Cleavage: 2 planes at 124, 56 -Other: Semi-fibrous crystal texture
|