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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Laumontite from
White River Andesites, Pierce County, Washington, USA


Locality type:River
Classification
Species:Laumontite
Formula:CaAl2Si4O12 · 4H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Laumontite data
Locality Data:Click here to view White River Andesites, Pierce County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:95706
Long-form Identifier:1:3:95706:3
GUID (UUID V4):0
Nearest other occurrences of Laumontite
3.7km (2.3 miles) ⓘWhite River Roadcut, King County, Washington, USA
36.6km (22.8 miles) ⓘRaging River Quarry, King County, Washington, USA
40.7km (25.3 miles) ⓘSquak Mountain Quarry, King County, Washington, USA
54.6km (33.9 miles) ⓘTolt River Quarry, King County, Washington, USA
64.5km (40.1 miles) ⓘYoungs Creek Quarry, Snohomish County, Washington, USA
79.8km (49.6 miles) ⓘPioneer Quarry, Kitsap County, Washington, USA
84.3km (52.4 miles) ⓘFirst Creek, Swauk Mining District, Kittitas County, Washington, USA
84.6km (52.6 miles) ⓘSkookumchuck Dam, Bucoda, Thurston County, Washington, USA
88.5km (55.0 miles) ⓘMossyrock Dam, Morton, Morton Mining District, Lewis County, Washington, USA
88.9km (55.2 miles) ⓘRiffe Lake, Kosmos, Lewis County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
 
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