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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K Feldspar from
Mount Si, Snoqualmie Mining District, King County, Washington, USA


Locality type:Mountain
Classification
Species:'K Feldspar' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view K Feldspar data
Locality Data:Click here to view Mount Si, Snoqualmie Mining District, King County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:986985
Long-form Identifier:1:3:986985:1
GUID (UUID V4):0
Nearest other occurrences of K Feldspar
1.9km (1.2 miles) ⓘCrater Lake, Snoqualmie Mining District, King County, Washington, USA
20.4km (12.7 miles) ⓘMarten Creek Pegmatite, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
20.5km (12.7 miles) ⓘChair Peak Lake, Snoqualmie Mining District, King County, Washington, USA
23.5km (14.6 miles) ⓘDenny Gulch, Denny Mountain, Snoqualmie Mining District, King County, Washington, USA
27.5km (17.1 miles) ⓘPuffball claim, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
27.6km (17.1 miles) ⓘPorter Claim, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
29.7km (18.5 miles) ⓘHardscrabble Creek, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
57.2km (35.5 miles) ⓘMackinaw Mine, Monte Cristo Mining District, Snohomish County, Washington, USA
62.8km (39.0 miles) ⓘCarbon River (Upthascap River), Pierce County, Washington, USA
66.9km (41.6 miles) ⓘHicks Butte complex, Kittitas County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
 
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