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4 Specimen Results
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Class:
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
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Phylum
Tectosilicates Si Tetrahedral Frameworks (4)
Order
Quartz Group (4)
Genus
Chalcedony (3)
Quartz (1)
Individual/Organization
Schmidt, T. (1)
Franks, A.G. (3)