Vote for your favorite mineral in #MinCup26! - Sphalerite vs. Anorthite
Both zinc ore Sphalerite and calcium plagioclase feldspar Anorthite have perfect cleavage that will split cleanly if you hit them with a hammer, but only one can claim a larger split of your votes!
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Talc from
Skagit Talc Mine, Cascade Mining District, Skagit County, Washington, USA


Locality type:Mine
Classification
Species:Talc
Formula:Mg3Si4O10(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Talc data
Locality Data:Click here to view Skagit Talc Mine, Cascade Mining District, Skagit County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:102775
Long-form Identifier:1:3:102775:4
GUID (UUID V4):0
Nearest other occurrences of Talc
1.6km (1.0 miles) ⓘAlvard Mine, Cascade Mining District, Skagit County, Washington, USA
2.2km (1.4 miles) ⓘMcMyrl-Wilson Mine, Cascade Mining District, Skagit County, Washington, USA
11.1km (6.9 miles) ⓘNewhalem Roadcuts, Whatcom County, Washington, USA
11.3km (7.0 miles) ⓘLondonderry Mine, Cascade River, Cascade Mining District, Skagit County, Washington, USA
15.6km (9.7 miles) ⓘSadie Cudsworth Mine, Cascade River, Cascade Mining District, Skagit County, Washington, USA
41.2km (25.6 miles) ⓘGold Hill Mine, Slate Creek Mining District, Whatcom County, Washington, USA
44.3km (27.5 miles) ⓘQuartz Mountain Prospect, Mount Baker Mining District, Whatcom County, Washington, USA
49.3km (30.6 miles) ⓘJumbo Mountain, Darrington Mining District, Snohomish County, Washington, USA
54.2km (33.7 miles) ⓘGlacier Peak Mine, Glacier Peak Mining District, Snohomish County, Washington, USA
58.0km (36.0 miles) ⓘScott Prospect, Skagit County, Washington, USA
References
Valentine, Grant M., Huntting, Marshall T. (1956) Part I - Nonmetallic minerals, in Inventory of Washington Minerals. Bulletin 37, Washington Geological Survey.
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.p.45
 
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