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Nontronite from
Windy Gap, Grand Co., Colorado, USA

Locality type:Gap
Formula:Na0.3Fe2((Si,Al)4O10)(OH)2 · nH2O
Validity:Believed Valid
References:Minerals of Colorado (1997) E.B. Eckel
Mineral Data:Click here to view Nontronite data
Locality Data:Click here to view Windy Gap, Grand Co., Colorado, USA
Nearest other occurrences of Nontronite
76.9km (47.8 miles) A North Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA
78.9km (49.0 miles) B South Table Mountain, Golden, Golden District, Jefferson Co., Colorado, USA
138.1km (85.8 miles) C Crystal Peak, Teller Co., Colorado, USA
168.2km (104.5 miles) D Cameron Cone, Crystal Park, El Paso Co., Colorado, USA
170.3km (105.8 miles) E El Paso Mine, Cripple Creek, Cripple Creek District, Teller Co., Colorado, USA
Mineral and/or Locality  
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