Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Sericite from
Kanasket Clay Deposit, Green River Area, King County, Washington, USA


Locality type:Deposit
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 Kanasket Clay Deposit, Green River Area, King County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:103460
Long-form Identifier:1:3:103460:8
GUID (UUID V4):0
Nearest other occurrences of Sericite
2.2km (1.4 miles) ⓘDurham Clay Deposit, Green River Area, King County, Washington, USA
12.7km (7.9 miles) ⓘKummer Clay Deposit, Green River Area, King County, Washington, USA
24.1km (14.9 miles) ⓘBald Hornet Prospect, Snoqualmie Mining District, King County, Washington, USA
24.1km (15.0 miles) ⓘMount Si Copper Prospect, Snoqualmie Mining District, King County, Washington, USA
26.4km (16.4 miles) ⓘGifford Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
35.8km (22.2 miles) ⓘRainy Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
38.7km (24.0 miles) ⓘPurple Hope No. 4 claim, Purple Hope claims, Green Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
39.0km (24.3 miles) ⓘGreen Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
40.9km (25.4 miles) ⓘPorter Claim, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
42.1km (26.2 miles) ⓘCondor-Hemlock Mine, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.p.60
 
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