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Hewettite from
Spencer No. 1 (Spencer #1; Harvey Black #2), Navajo Co., Arizona, USA

Locality type:Mine
Classification
Species:Hewettite
Formula:CaV6O16 · 9H2O
Confirmation
Validity:Believed Valid
References
References:Scarborough, Robert B. (1981), Radioactive occurrences and uranium production in Arizona, Arizona Bureau of Geology and Mineral Technology Report for U.S. Department of Energy (Atomic Energy Commission), GJBX-143. RME-2071: 225.
Data
Mineral Data:Click here to view Hewettite data
Locality Data:Click here to view Spencer No. 1 (Spencer #1; Harvey Black #2), Navajo Co., Arizona, USA
Nearest other occurrences of Hewettite
4.5km (2.8 miles) Mitten No. 2 Mine, Monument No. 1 channel (Channel No. 36), Mystery Valley, Mineral Mining District, Navajo Co., Arizona, USA
4.8km (3.0 miles) Monument No. 1 Mine, Monument No. 1 channel (Channel No. 36), Mystery Valley, Mineral Mining District, Navajo Co., Arizona, USA
12.2km (7.6 miles) Holiday Mesa, San Juan Co., Utah, USA
30.6km (19.0 miles) Monument No. 2 Mine, Monument No. 2 channel, Yazzie Mesa, Cane Valley Mining District, Apache County, Arizona, USA
96.1km (59.7 miles) Hall Mine (Thirsty Mesa; Tom Nakai Chee), White Ash Peak, Lukachukai Mining District, Lukachukai Mts, Apache County, Arizona, USA
 
Mineral and/or Locality  
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