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Nontronite from
North Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA

Locality type:Mountain
Formula:Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Validity:Believed Valid
References:Rocks & Minerals 79:4
Mineral Data:Click here to view Nontronite data
Locality Data:Click here to view North Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA
Nearest other occurrences of Nontronite
3.7km (2.3 miles) A South Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA
76.9km (47.8 miles) B Windy Gap, Grand Co., Colorado, USA
88.8km (55.2 miles) C Crystal Peak, Teller Co., Colorado, USA
108.8km (67.6 miles) D Cameron Cone, Crystal Park, El Paso Co., Colorado, USA
119.3km (74.1 miles) E El Paso Mine, Cripple Creek, Cripple Creek District, Teller Co., Colorado, USA
Mineral and/or Locality  
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