Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Quartz from
Golden Slipper Gold and Silver (Forest City Mine; Empire Gold Mine), Hill City Mining District, Pennington County, South Dakota, USA


Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Associated Minerals Based on Photo Data:
Native Gold1
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Golden Slipper Gold and Silver (Forest City Mine; Empire Gold Mine), Hill City Mining District, Pennington County, South Dakota, USA
Data Identifiers
Mindat Occurrence Record ID:383838
Long-form Identifier:1:3:383838:9
GUID (UUID V4):0
Nearest other occurrences of Quartz
1.5km (0.9 miles) J. R. Extension (Aberdeen Gold Mining & Milling Company), Hill City Mining District, Pennington County, South Dakota, USA
1.5km (1.0 miles) Ottumwa Lode Occurrence, Unorganized mining district [5], Pennington County, South Dakota, USA
1.7km (1.1 miles) Champion Property Pennington and Smith, Hill City Mining District, Pennington County, South Dakota, USA
1.7km (1.1 miles) Edna Hazel, Pennington County, South Dakota, USA
2.5km (1.5 miles) Ida Occurrence (Ida Tin), Hill City Mining District, Pennington County, South Dakota, USA
2.6km (1.6 miles) Good Luck; Success; Cleveland Claims (American Tungsten Mining Company), Hill City Mining District, Pennington County, South Dakota, USA
3.2km (2.0 miles) Hopeful Occurrence (Goodhope Nos. 1 & 2; Samelias), Pennington County, South Dakota, USA
3.5km (2.1 miles) Black Crystal Property (Giras Claim; Gireau's Claim; P J McGowans Lode), Hill City Mining District, Pennington County, South Dakota, USA
4.0km (2.5 miles) Vida May Occurrence (Pettit and Nash), Hill City Mining District, Pennington County, South Dakota, USA
4.2km (2.6 miles) Gold Medal Group (Golden Summit Group), Hill City Mining District, Pennington County, South Dakota, USA
References
 
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