Object ID:
1917.1.642
Collection:
Carr Natural History
Object Name:
Geode
Dimensions:
H-5.4 W-9.8 L-12 cm
Description:
Half of the geode, well formed hexagonal quartz crystals growing toward the center.
Fracture:
conchoidal
Chemical Composition:
Silicon oxide
Crystal System:
Hexagonal
Specific Gravity:
2.65
Hardness:
07
Luster:
Vitreous
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