Vote for your favorite mineral in #MinCup26! - Monazite-(Ce) vs. Andalusite
It's a showdown with rare earth elemental ore Monazite-(Ce) and index mineral Andalusite.
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Sericite from
Sunrise Prospect, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA


Locality type:Prospect
Classification
Species:Muscovite var: Sericite
Formula:KAl2(AlSi3O10)(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sericite data
Locality Data:Click here to view Sunrise Prospect, North Fork of the Sultan River, Sultan Mining District, Snohomish County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:107284
Long-form Identifier:1:3:107284:6
GUID (UUID V4):0
Nearest other occurrences of Sericite
13.7km (8.5 miles) ⓘSilver Coin claim, Marten Creek, Silverton Mining District, Snohomish County, Washington, USA
16.7km (10.3 miles) ⓘLockwood Pyrite Prospect, Sultan Mining District, Snohomish County, Washington, USA
25.0km (15.6 miles) ⓘGold Mountain Prospect, Gold Mountain, Darrington Mining District, Snohomish County, Washington, USA
35.4km (22.0 miles) ⓘGreat Republic Mine, Miller River Mining District, King County, Washington, USA
38.1km (23.7 miles) ⓘNorth Fork Copper Deposit, Buena Vista Mining District, King County, Washington, USA
40.4km (25.1 miles) ⓘBlack Dike Prospect, Miller River Mining District, King County, Washington, USA
41.1km (25.5 miles) ⓘBear Basin Mines, Buena Vista Mining District, King County, Washington, USA
41.6km (25.9 miles) ⓘCleopatra Mine, Miller River Mining District, King County, Washington, USA
43.9km (27.3 miles) ⓘBuckindy, Cascade Mining District, Skagit County, Washington, USA
44.3km (27.5 miles) ⓘGlacier Peak Mine, Glacier Peak Mining District, Snohomish County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
Derkey, Robert E., Joseph, Nancy L., Lasmanis, Raymond (1990, November) Metal Mines of Washington - Preliminary Report. Open File Report 90-18. Washington Division of Geology and Earth Resources
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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