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Muscovite from
Crazy Sphinx Mine (Dry Gulch; Crazy Sphinx claim), Helena, Helena Mining District (Spring Hill Mining District), Lewis and Clark County, Montana, USA


Locality type:Mine
Classification
Species:Muscovite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Muscovite data
Locality Data:Click here to view Crazy Sphinx Mine (Dry Gulch; Crazy Sphinx claim), Helena, Helena Mining District (Spring Hill Mining District), Lewis and Clark County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:786398
Long-form Identifier:1:3:786398:1
GUID (UUID V4):0
Nearest other occurrences of Muscovite
12.0km (7.5 miles) ⓘBlue Bird Copper and Silver Mining Company, Sevenmile-Scratchgravel Mining District, Lewis and Clark County, Montana, USA
12.5km (7.8 miles) ⓘW. Wilson Mine (Liverpool Mine), Clancy-Lump Gulch Mining District, Jefferson County, Montana, USA
14.1km (8.8 miles) ⓘWayside Mine (Nettie; Bluebird), Sevenmile-Scratchgravel Mining District, Lewis and Clark County, Montana, USA
16.6km (10.3 miles) ⓘLoeber Mine, Clancy-Lump Gulch Mining District, Jefferson County, Montana, USA
17.4km (10.8 miles) ⓘPriest Pass pegmatite, Boulder Batholith, Lewis and Clark County, Montana, USA
17.5km (10.9 miles) ⓘBunker Hill Mine, Vaughn Mining District (Rimini Mining District), Lewis and Clark County, Montana, USA
18.6km (11.6 miles) ⓘBaldy Smith Mine, Greenhorn Mining District (Austin Mining District), Lewis and Clark County, Montana, USA
20.7km (12.9 miles) ⓘMontana Tunnels Mine (Part of Corbin Copper Claims), Colorado Mining District (Prickly Pear Mining District; Corbin Mining District), Jefferson County, Montana, USA
21.6km (13.4 miles) ⓘClay Occurrence, Woodrow Wilson Mine, Vaughn Mining District (Rimini Mining District), Lewis and Clark County, Montana, USA
24.7km (15.3 miles) ⓘClay Deposit, Josephine Mine, Cataract Mining District (Comet Mining District; Basin Mining District), Jefferson County, Montana, USA
References
Tucker, Chris (n.d.) Personal communication.
Gobla, Michael J. (2012) Montana Mineral Locality Index. Rocks & Minerals, 87 (3) 208-240 doi:10.1080/00357529.2012.676825
 
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