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Fred Pierce Ranch (Ramstetter Quarry), Front Range, Jefferson Co., Colorado, USA


List of minerals arranged by Dana 8th Edition classification
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 2:1 layers
Biotite71.2.2b.2
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals
'K Feldspar'-
'Tourmaline'-A(D3)G6(T6O18)(BO3)3Y3Z


4 entries listed. 1 valid mineral.
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