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Microcline from
Homestake Pass, Boulder Batholith, Jefferson Co., Montana, USA

Locality type:Pass
Classification
Species:Microcline
Formula:K(AlSi3O8)
Confirmation
Validity:Believed Valid
References
References:van Laer, W.C. (1979) Tourmalines of the Homestake Pass. Lapidary Journal, 33, 58-64.

Gobla, M.J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87(3), 208-240.
Associated Minerals Based on Photo Data:
Smoky Quartz3 photos of Microcline associated with Smoky Quartz at this locality.
Beryl3 photos of Microcline associated with Beryl at this locality.
Albite1 photo of Microcline associated with Albite at this locality.
Data
Mineral Data:Click here to view Microcline data
Locality Data:Click here to view Homestake Pass, Boulder Batholith, Jefferson Co., Montana, USA
Nearest other occurrences of Microcline
4.9km (3.0 miles) Beehive #3 pegmatite, Goldflint Mountain, Boulder Batholith, Jefferson Co., Montana, USA
4.9km (3.0 miles) Janney pegmatite occurrence (Janney Station), Summit Valley Mining District, Butte-Silver Bow (Butte; Silver Bow Co.), Montana, USA
7.0km (4.4 miles) Toll Mountain Occurrence, Little Pipestone Mining District, Jefferson Co., Montana, USA
7.8km (4.8 miles) Pohndorf Mine (Pondorff Mine), Toll Mountain, Boulder Batholith, Jefferson Co., Montana, USA
8.2km (5.1 miles) Bald Mountain, Boulder Batholith, Jefferson Co., Montana, USA
8.6km (5.3 miles) Beehive #1 pegmatite, Goldflint Mountain, Boulder Batholith, Jefferson Co., Montana, USA
11.6km (7.2 miles) Railroad Cut, Delmoe Lake Road occurrences, Pipestone Mining District, Jefferson Co., Montana, USA
12.5km (7.8 miles) Butte Mining District (Summit Valley Mining District), Butte-Silver Bow (Butte; Silver Bow Co.), Montana, USA
30.5km (19.0 miles) Golden Sunlight Mine (Telluride and Excelsior; Moonlight Buffalo; Blue Moose; Minera Hill; Sunlight), Whitehall Mining District (Cardwell Mining District), Jefferson Co., Montana, USA
54.4km (33.8 miles) Sappington deposit (Sappington pegmatite), Madison Co., Montana, USA
 
Mineral and/or Locality  
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