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Tourmaline from
Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison Co., Colorado, USA

Locality type:Mining District
Classification
Species:'Tourmaline' (not an IMA approved species)
Formula:A(D3)G6(Si6O18)(BO3)3X3Z
Confirmation
Validity:Believed Valid
References
References:U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Data
Mineral Data:Click here to view Tourmaline data
Locality Data:Click here to view Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison Co., Colorado, USA
Localities for Tourmaline in this Region
Denver City Mine, Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison Co., Colorado, USA
Gold Basin District Occurrence (MS 1984; Patented Claim: Belle Flora), Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison Co., Colorado, USA
Lucky Strike Mine (Modoc; MS 17455; Horse Shoe; MS 17122; Belle Valaisane; MS 13897; Only Chance; MS 17455; Mammoth; MS 13897; Patented Claims: Lucky Strike; MS 9125), Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison Co., Colorado, USA
Nearest other occurrences of Tourmaline
2.5km (1.6 miles) Lucky Strike Mine (Modoc; MS 17455; Horse Shoe; MS 17122; Belle Valaisane; MS 13897; Only Chance; MS 17455; Mammoth; MS 13897; Patented Claims: Lucky Strike; MS 9125), Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison Co., Colorado, USA
4.7km (2.9 miles) Denver City Mine, Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison Co., Colorado, USA
6.1km (3.8 miles) Gold Basin District Occurrence (MS 1984; Patented Claim: Belle Flora), Green Mountain Mining District (Gold Basin Mining District; Iris Mining District), Gunnison Co., Colorado, USA
9.6km (6.0 miles) Gunnison District Occurrence (W.C. Dillon; MS 10715), Gunnison Mining District, Gunnison Co., Colorado, USA
22.5km (14.0 miles) Brown Derby No. 1, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison Co., Colorado, USA
22.6km (14.0 miles) Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison Co., Colorado, USA
23.0km (14.3 miles) Brown Derby No. 5 Mine, Brown Derby Mine, Quartz Creek Pegmatite Mining District, Gunnison Co., Colorado, USA
24.7km (15.3 miles) Little Johnnie Mine (Cathey Nos. 1-5; Unpatented Claims: Little Johnnie Nos. 1-2; Charley Nos. 1-5; Little Johnnie Extension), Goose Creek Mining District, Gunnison Co., Colorado, USA
25.8km (16.1 miles) Headlight Mine, Goose Creek Mining District, Gunnison Co., Colorado, USA
50.1km (31.1 miles) Unnamed Uranium - Feldspar Mine (MRDS - 10013132), Marshall Pass Mining District, Saguache Co., Colorado, USA
 
Mineral and/or Locality  
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