Quartz
Description:
Half of a geode with an outer layer of gray agate, layer of crystalline smoky quartz, and inner coating of chalcedony.
- Site: Europe; Germany
- Site Number: NH8B
- Chemical Composition: Tectosilicate
- Hardness: 07
- Luster: Vitreous
- Collection: Geology Collection
- Object Name: Quartz
- Object Id: GM1584
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