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Sillimanite from
Beartrap corundum deposit, Madison County, Montana, USA


Locality type:Deposit
Classification
Species:Sillimanite
Formula:Al2(SiO4)O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sillimanite data
Locality Data:Click here to view Beartrap corundum deposit, Madison County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:496231
Long-form Identifier:1:3:496231:1
GUID (UUID V4):0
Nearest other occurrences of Sillimanite
15.6km (9.7 miles) ⓘGallatin Corundum deposit, Gallatin Gateway, Gallatin County, Montana, USA
16.6km (10.3 miles) ⓘElk Creek corundum deposit (Montana Mine; Gallatin deposit; Flying D), Gallatin County, Montana, USA
22.8km (14.2 miles) ⓘBozeman Corundum Mine, Gallatin Gateway, Gallatin County, Montana, USA
37.9km (23.5 miles) ⓘSkunk Creek outcrops, Madison County, Montana, USA
42.5km (26.4 miles) ⓘRim Rock Deposit, Varney Mining District, Madison County, Montana, USA
43.0km (26.7 miles) ⓘGulch A Pegmatites Occurrence, Varney Mining District, Madison County, Montana, USA
47.0km (29.2 miles) ⓘHorse Creek Talc Prospect, Sheridan Mining District (Mill Creek Mining District; Wisconsin Mining District), Madison County, Montana, USA
59.0km (36.7 miles) ⓘCopper Prospect (MRDS - 10013904), Greenhorn Range, Madison County, Montana, USA
72.2km (44.8 miles) ⓘStone Creek Deposits, Madison County, Montana, USA
73.0km (45.4 miles) ⓘUnnamed Kyanite Occurrence (MRDS - 10019827), Madison County, Montana, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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