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Chemistry, 05.09.2020 07:01 kelchalyssa

PLEASE HELP ME FINISH THIS CHART Mineral Identification Practice *** USE YOUR MINERAL CHARTS TO IDENTIFY THE FOLLOWING MINERALS *** ID charts can be found on the Google Classroom/Website, if needed. 1. Large, metallic sample. Gold, white gold color. Hardness between 2 ½ and 3. Gold streak. Color may vary with impurities. May be extended or shaped by hammering. 2. Pearly luster. White or pale green in color. Has a soft and soapy feel. Hardness of 1. Impurities might increase hardness. 3. Colorless or pastel salmon color. Sample is able to easily dissolve in water. Cubic cleavage. Hardness of 2 ½ . 4. A vitreous mineral that will not scratch glass. It has a hardness of 5 and is found in several colors including green and yellow. 5. Can be a variety of colors. hardness is 7 ½ - 8. Luster is vitreous. Pale blue variety is aquamarine. Chromium green variety is emerald. 6. A brass-yellow mineral that leaves a black streak. Often referred to as “fool’s gold” and has a hardness of 6. 7. Black mineral that has a metallic luster. Has a hardness of 5-6 and is known for being magnetic. 8. A toxic mineral that leaves a scarlet streak and has a hardness less than 3. Also known for its cinnamon red color. 9. A soft metallic mineral that is capable of marking paper. Has a bluish-gray color and a greenish-gray streak. 10. A yellow mineral with resinous luster, hardness of 1.5-2.5 and used in medicines. 11. Rose colored sample. Grey black streak. Hardness of 3, very brittle. 12. White color. No cleavage. Probably has a glassy luster. Scratched by a fingernail. 13. Non metallic luster that appears glassy. Multiple colors, hardness of 7.5-8. Used to make glass. 14. Hardness of 6.5-7, glassy luster, white streak. Found in volcanic rock and used as a gem. 15.Hardness of 2.5-3, metallic luster, silver to gray streak, fracture. Used in coins, electrical wires and jewelry.

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PLEASE HELP ME FINISH THIS CHART Mineral Identification Practice *** USE YOUR MINERAL CHARTS TO IDEN...

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