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Chalcedony from
Red Bluff, Lower Hot Springs Mining District (Norris Mining District), Madison Co., Montana, USA

Classification
Species:Quartz var: Chalcedony
Formula:SiO2
Confirmation
Validity:Believed Valid
References
References:USGS Bull 574
Data
Mineral Data:Click here to view Chalcedony data
Locality Data:Click here to view Red Bluff, Lower Hot Springs Mining District (Norris Mining District), Madison Co., Montana, USA
Nearest other occurrences of Chalcedony
25.1km (15.6 miles) Rockefeller Occurrence, Potosi Mining District, Madison Co., Montana, USA
78.9km (49.0 miles) Montana Onyx Mine, Ruby Range, Madison Co., Montana, USA
83.1km (51.6 miles) Butte Mining District (Summit Valley Mining District), Butte-Silver Bow (Butte; Silver Bow Co.), Montana, USA
92.1km (57.2 miles) Red Rock Mine, Jefferson Co., Montana, USA
92.4km (57.4 miles) Indian Head Rock, Basin, Jefferson Co., Montana, USA
94.5km (58.7 miles) Mount Washington Mine (Deer tunnel; Monongahela-Mount Washington M. Company; Angelica Mining & Development Company; Salvail), Colorado Mining District (Prickly Pear Mining District; Corbin Mining District), Jefferson Co., Montana, USA
99.9km (62.1 miles) W. Wilson Mine (Liverpool Mine), Clancy-Lump Gulch Mining District, Jefferson Co., Montana, USA
 
Mineral and/or Locality  
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