Locality type: | Pegmatite |
Classification |
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Species: | 'Biotite' (not an IMA approved species) |
Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
Confirmation |
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Validity: | Believed Valid |
Data |
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Mineral Data: | Click here to view Biotite data |
Locality Data: | Click here to view Oregon No. 2 pegmatite (Raleigh Peak No. 3 pegmatite), South Platte Pegmatite Mining District, Jefferson County, Colorado, USA |
Data Identifiers |
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Mindat Occurrence Record ID: | 298283 |
Long-form Identifier: | 1:3:298283:0 |
GUID (UUID V4): | a4bffbd4-c34f-451d-a6bc-f74b518812bc |
Nearest other occurrences of Biotite |
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1.2km (0.7 miles) | ⓘSusy Belle Occurrence, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA |
1.2km (0.8 miles) | ⓘUnknown Quartz - Feldspar - Mica Occurrence (MRDS - 10016599), South Platte Pegmatite Mining District, Jefferson County, Colorado, USA |
2.4km (1.5 miles) | ⓘLittle Patsy pegmatite, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA |
4.0km (2.5 miles) | ⓘWhite Cloud pegmatite, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA |
4.6km (2.9 miles) | ⓘSeerie pegmatite (Cooper pegmatite), South Platte Pegmatite Mining District, Jefferson County, Colorado, USA |
9.6km (6.0 miles) | ⓘButterfield pegmatites, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA |
14.4km (8.9 miles) | ⓘThree Musketeers Mine, Devils Head Pegmatite Mining District, Douglas County, Colorado, USA |
17.6km (10.9 miles) | ⓘMcGuire pegmatite (Lone Lode; Lonesome pegmatite), Park County, Colorado, USA |
17.7km (11.0 miles) | ⓘDevils Head Occurrence (C.M.S.), Devils Head Pegmatite Mining District, Douglas County, Colorado, USA |
18.1km (11.2 miles) | ⓘCramer No. 2 Quarry (Snowdrift Quarry), Devils Head Pegmatite Mining District, Douglas County, Colorado, USA |
References |
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