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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Siltstone from
Oversight Mine, Belcher Mining District, Ferry County, Washington, USA


Locality type:Mine
Classification
Type:Siltstone
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siltstone data
Locality Data:Click here to view Oversight Mine, Belcher Mining District, Ferry County, Washington, USA
Data Identifiers
Mindat Occurrence Record ID:1663014
Long-form Identifier:1:3:1663014:9
GUID (UUID V4):0
Nearest other occurrences of Siltstone
0.6km (0.3 miles) ⓘKey East Mine, Belcher Mining District, Ferry County, Washington, USA
2.4km (1.5 miles) ⓘBelcher Mine, Belcher Mining District, Ferry County, Washington, USA
16.7km (10.4 miles) ⓘBlue Horse Mine, Republic Mining District, Ferry County, Washington, USA
21.9km (13.6 miles) ⓘLancaster Mine, Curlew Mining District, Ferry County, Washington, USA
32.8km (20.4 miles) ⓘLone Star and Washington Mine, Danville Mining District, Ferry County, Washington, USA
40.8km (25.3 miles) ⓘAmerican Girl Prospect, Myer Creek Mining District, Okanogan County, Washington, USA
41.2km (25.6 miles) ⓘSkomac mine, Smith’s Camp, Boundary Falls, Greenwood Mining Division, British Columbia, Canada
47.0km (29.2 miles) ⓘMother Lode Mine, Deadwood Camp, Greenwood Mining Division, British Columbia, Canada
47.7km (29.6 miles) ⓘDelate Prospect, Myer Creek Mining District, Okanogan County, Washington, USA
48.6km (30.2 miles) ⓘMinnie Moore occurrence, Wilgress Lake, Summit Camp, Greenwood Mining Division, British Columbia, Canada
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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