Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite
It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
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Siltstone from
Mitchell Cu-Au deposit, KSM project, Sulphurets District, Iskut River, Skeena Mining Division, British Columbia, Canada


Locality type:Deposit
Classification
Type:Siltstone
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Siltstone data
Locality Data:Click here to view Mitchell Cu-Au deposit, KSM project, Sulphurets District, Iskut River, Skeena Mining Division, British Columbia, Canada
Data Identifiers
Mindat Occurrence Record ID:1711543
Long-form Identifier:1:3:1711543:4
GUID (UUID V4):0
Nearest other occurrences of Siltstone
6.6km (4.1 miles) ⓘKerr Cu-Au deposit, KSM project, Sulphurets District, Iskut River, Skeena Mining Division, British Columbia, Canada
14.6km (9.1 miles) ⓘA6 Anomaly, Skeena Mining Division, British Columbia, Canada
35.5km (22.0 miles) ⓘGranduc Mine, Stewart, Skeena Mining Division, British Columbia, Canada
41.7km (25.9 miles) ⓘGranduc Road North (T08-23; Dilworth), Stewart, Skeena Mining Division, British Columbia, Canada
50.8km (31.6 miles) ⓘSilver Coin Project, Stewart, Skeena Mining Division, British Columbia, Canada
53.8km (33.5 miles) ⓘHope-Power (Granduc Road; Hope; Power), Stewart, Skeena Mining Division, British Columbia, Canada
61.6km (38.3 miles) ⓘBurgundy prospect, Newmont Lake district, Liard Mining Division, British Columbia, Canada
68.0km (42.2 miles) ⓘZippa Mountain pluton, Liard Mining Division, British Columbia, Canada
References
Febbo, Gayle E., Kennedy, Lori A., Nelson, JoAnne L., Savell, Michael J., Campbell, Michelle E., Creaser, Robert A., Friedman, Richard M., van Straaten, Bram I., Stein, Holly J. (2019) The Evolution and Structural Modification of the Supergiant Mitchell Au-Cu Porphyry, Northwestern British Columbia. Economic Geology, 114 (2) 303-324 doi:10.5382/econgeo.2019.4632
 
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