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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Amethyst from
Spray Park, Pierce County, Washington, USA


Locality type:Basin
Classification
Species:Quartz var: Amethyst
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Amethyst data
Locality Data:Click here to view Spray Park, Pierce County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:110225
Long-form Identifier:1:3:110225:3
GUID (UUID V4):0
Nearest other occurrences of Amethyst
54.3km (33.7 miles) ⓘScout Patrol Peak, Hansen Creek area, Snoqualmie Mining District, King County, Washington, USA
57.2km (35.6 miles) ⓘHumpback Mountain, Hansen Creek area, Snoqualmie Mining District, King County, Washington, USA
62.2km (38.6 miles) ⓘMossyrock Dam, Morton, Morton Mining District, Lewis County, Washington, USA
63.8km (39.6 miles) ⓘDenny Gulch, Denny Mountain, Snoqualmie Mining District, King County, Washington, USA
74.5km (46.3 miles) ⓘPurple Hope No. 4 claim, Purple Hope claims, Green Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
74.5km (46.3 miles) ⓘSpruce Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
74.8km (46.5 miles) ⓘPurple Hope No. 1 claim, Purple Hope claims, Green Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
75.7km (47.0 miles) ⓘGreen Ridge Breccia, Green Ridge, Middle Fork of the Snoqualmie River, Snoqualmie Mining District, King County, Washington, USA
80.1km (49.8 miles) ⓘTeanaway Road Middle Fork, Teanaway River, Cle Elum Mining District, Kittitas County, Washington, USA
91.3km (56.7 miles) ⓘRed Top Mountain, Swauk Mining District, Kittitas County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
 
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