| Locality type: | Diggings |
| Classification |
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| Species: | Muscovite |
| Formula: | KAl2(AlSi3O10)(OH)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Muscovite data |
| Locality Data: | Click here to view Rootbeer pegmatite, Delmoe Lake area, Boulder Batholith, Jefferson County, Montana, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1389945 |
| Long-form Identifier: | 1:3:1389945:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Muscovite |
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| 2.6km (1.6 miles) | ⓘBeehive #1 pegmatite, Goldflint Mountain, Boulder Batholith, Jefferson County, Montana, USA |
| 4.4km (2.7 miles) | ⓘBeehive #3 pegmatite, Goldflint Mountain, Boulder Batholith, Jefferson County, Montana, USA |
| 5.2km (3.2 miles) | ⓘBattlestar Mine, Homestake Mining District, Boulder Batholith, Jefferson County, Montana, USA |
| 9.2km (5.7 miles) | ⓘHomestake Pass, Boulder Batholith, Jefferson County, Montana, USA |
| 10.0km (6.2 miles) | ⓘContinental Pit, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA |
| 12.4km (7.7 miles) | ⓘBerkeley Pit, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA |
| 12.9km (8.0 miles) | ⓘLittle Gem Mine, Boulder Batholith, Jefferson County, Montana, USA |
| 13.1km (8.1 miles) | ⓘGem Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA |
| 13.3km (8.2 miles) | ⓘBelmont Mine, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA |
| 13.8km (8.6 miles) | ⓘEast Gray Rock Mine, Walkerville, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA |
| References |
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