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4200LQ1T_Key_F10

4200LQ1T_Key_F10 - GLY 4200C 30 points Name LAB QUIZ Labs...

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1 GLY 4200C Name 30 points September 28, 2010 LAB QUIZ - Labs 1-3 You may use the printed handouts from labs 1 - 3, as well as the write-ups you turned in for labs 2-3. 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. Mineral Properties - Answer questions 1-10 which concern the properties of minerals. 1-2 Estimate the hardness of each of the following minerals. Give a single number estimate, not a range. 1. H = 6 (Orthoclase) 2. H = 1 (Talc) 3-4 Estimate the specific gravity of each of the following mineral. Give a single number estimate, not a range. 3. SG = 4.5 (Barite) 4. SG = 2.2 (Stilbite) 5-6 Give the cleavage or fracture of the following two minerals: 5. Hackly (Copper) 6. 3D not @ 90° (Calcite) 7-8 Give the luster of the following two minerals: 7. Vitreous (Quartz) 8. Earthy - Collophanite 9-10 Name one significant property which may be used to identify the following minerals. These properties may not be color, streak color, luster, hardness, cleavage, or specific gravity.
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