| Locality type: | Prospect |
| Classification |
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| Species: | Muscovite var: Phengite |
| Formula: | KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Phengite data |
| Locality Data: | Click here to view Mammoth Prospect, Admiralty Mining District, Juneau, Alaska, USA |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1035839 |
| Long-form Identifier: | 1:3:1035839:5 |
| GUID (UUID V4): | 52d83813-4338-4451-82b4-ff4227ed0260 |
| Nearest other occurrences of Phengite |
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| 0.9km (0.6 miles) | ⓘUnnamed Occurrence (ARDF - JU249; east of mouth of Hawk Inlet), Admiralty Mining District, Juneau, Alaska, USA |
| 0.9km (0.6 miles) | ⓘUnnamed Occurrence (ARDF - JU251; west end of 'Mariposite Ridge'), Admiralty Mining District, Juneau, Alaska, USA |
| References |
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| Reference Search (possible matching items) |
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 | | Book (edition) | | Colorado at the Pelican Dives rnine , Silver Plun1e district, and at the Little Emma mine, Clear Creek County;...ultrabasic rocks. Typical occurrences are found in Alaska (nephrite), California, Idaho (ferroactinolite)...California; in sodalitesyenite in the Julianehaab district, Greenland; in the liparite lavas of the island...the Beresovsk district, Ural Mountains, USSR. Reported from several widely scattered mining districts in...at the Brattfors and Moss mines in the Nordmark district. BEST REF. IN ENGLISH: Palache , et al. , "Dana's |
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