4200LQ3K_F11

4200LQ3K_F11 - 4,1 6. Gypsum, satin spar Luster, cleavage...

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GLY 4200C Name 30 points November 2, 2011 LAB QUIZ 3 KEY You may use the printed handouts from labs 7, 8 and 9, and the sheets you turned in as well. You may perform standard tests including hardness, specific gravity, acid, UV, and magnetism, and may note other properties as appropriate. NO OTHER RESOURCES MAY BE USED ON THIS QUIZ. 1 point per question or identification. Each of the following minerals should be relatively easy to recognize. They have at least one distinctive property, although these properties are not necessarily obvious. List the mineral name ( including variety, if any ) and one ( do not list more than one ) distinctive property. Mineral Name, (variety) Property 1,4 1. Siderite Acid reaction (fast) 2,4 2. Fluorite Octahedral cleavage 2,1.5 3. (white-cream) Ankerite Bladed crystals 0,2 4. (blue) Azurite Idiochromatic, acid reaction 0,8 5. Apatite Habit, hardness
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Unformatted text preview: 4,1 6. Gypsum, satin spar Luster, cleavage 0,0 7. (yellow) Tyuyamunite Radioactive 2,2 8. (green) Wavelite Radiating habit 3,3.5 9. Halite 3-D@90 cleavage (cubic), taste 0,0.5 10. (orange-red) Vanadinite Habit, color Identify the following hand specimens. ( Name and variety, if any ) (1 point each) 3 11. (green) Variscite 9 12. Ulexite 3 13. (brown) H bnerite 3 14. Dolomite 4 15. Calcite, travertine 5 16. Alunite 6 17. Trona 4 18. Anhydrite 19. (black) Ferberite 1 20. Rhodocrosite Lab Quiz 3 Results 30.0 A+ 29.0 28.0 - 2 A 27.0 - 3 A-26.0 - 2 B MEDIAN = 26.0 24.0 - 3 B-MEAN = 24.8 (82.8% - B-) 23.5 C+ 21.5 C-20.5 D+ 12.0 F LAB TO DATE - 300 points possible (2/3 of total lab grade) 284.8 280.5 A 278.5 A-263.7 263.6 262.0 B+ 258.2 257.9 - 2 MEDIAN = 257.9 256.6 MEAN = 255.5 (85.3%, B) 253.4 252.9 250.2 B 247.6 B-219.5 C 200.7 D...
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4200LQ3K_F11 - 4,1 6. Gypsum, satin spar Luster, cleavage...

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