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
Squak Mountain Quarry, King County, Washington, USA


Locality type:Quarry
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 Squak Mountain Quarry, King County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:95589
Long-form Identifier:1:3:95589:8
GUID (UUID V4):0
Nearest other occurrences of Laumontite
11.7km (7.3 miles) ⓘRaging River Quarry, King County, Washington, USA
29.8km (18.5 miles) ⓘTolt River Quarry, King County, Washington, USA
35.8km (22.2 miles) ⓘYoungs Creek Quarry, Snohomish County, Washington, USA
40.7km (25.3 miles) ⓘWhite River Andesites, Pierce County, Washington, USA
42.7km (26.5 miles) ⓘWhite River Roadcut, King County, Washington, USA
47.9km (29.8 miles) ⓘPioneer Quarry, Kitsap County, Washington, USA
65.3km (40.6 miles) ⓘShine Quarry, Jefferson County, Washington, USA
66.0km (41.0 miles) ⓘBeaver Valley Quarry, Jefferson County, Washington, USA
67.4km (41.9 miles) ⓘMats Mats Quarry, Jefferson County, Washington, USA
70.1km (43.6 miles) ⓘ48-55 Mine, Vesper Peak, Sultan Mining District, Snohomish County, Washington, USA
References
Cannon, Bart (1975) Minerals of Washington. Cordilleran. 184 pp.
 
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