Building Blocks of the Earth : Rocks and Minerals
Object ID:
1917.1.20
Collection:
Carr Natural History
Object Name:
Quartz
Dimensions:
H-1.5 W-0.6 L-1.5 inches
Description:
Rectangular solid stone. One smooth side, the rest of the surface is uneven. Gold, brown and orange tones.
Color due to mineral either containing or contained fibers of crocidolite that has been altered to a yellow color.
Other Name:
Tiger's eye quartz
Found:
South America
Chemical Composition:
Silicon oxide
Crystal System:
Hexagonal
Specific Gravity:
2.65
Hardness:
07
Luster:
Vitreous
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AgateAgate
Agate (with ruler)Agate (with ruler)