Building Blocks of the Earth : Rocks and Minerals
Object ID:
1917.8.79
Collection:
Natural History-Ladies of New London
Object Name:
Graphite
Dimensions:
H-2.2 W-3.7 L-10.1 cm
Description:
Graphite- Native element.
Greasy feel, foliated mass, opaque black, final product of carbonization of organic substances in high grade metamorphic rocks.
Streak:
gray
Found:
Pennsylvania
Chemical Composition:
Carbon
Crystal System:
Hexagonal
Specific Gravity:
2.23
Hardness:
02
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