UNCC
GEOL 1200 -
Physical Properties of Minerals
School name
The University of North Carolina at Charlotte
Course
Geol 1200- Physical Geology
Pages 1
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Physical Properties of Minerals 1 Luster a Appearance of mineral in reflected light b Two basic categories i Metallic ii Nonmetallic 2 Hardness hardness 3 Color chemistry 4 Streak c Other terms are used to further describe luster such as vitreous silky or earthy a Resistance of a mineral to abrasion or scratching b All mineral hardness is compared to a standard scale called the Mohs scale of a Generally an unreliable diagnostic property to use for mineral identification b Often highly variable for a given mineral because of slight changes in mineral c Exotic colorations of some minerals produce gemstones a Color of a mineral in its powdered form b Helpful in distinguishing different forms of the same mineral
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