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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Arsenopyrite from
Nevada City, Nevada City Mining District, Nevada County, California, USA


Locality type:City
Classification
Species:Arsenopyrite
Formula:FeAsS
Comments:Common but irregularly distributed in gold veins.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Arsenopyrite data
Locality Data:Click here to view Nevada City, Nevada City Mining District, Nevada County, California, USA
Data Identifiers
Mindat Occurrence Record ID:642051
Long-form Identifier:1:3:642051:2
GUID (UUID V4):0
Localities for Arsenopyrite in this Region
Ural vein, Providence Gold Quartz Mine (Providence Gold Qtz; Providence Mine), Nevada City, Nevada City Mining District, Nevada County, California, USA
Nearest other occurrences of Arsenopyrite
2.5km (1.5 miles) ⓘQueen Lil Mine (Queen Mine; Buffington Mine), Indian Flat, Nevada City Mining District, Nevada County, California, USA
4.0km (2.5 miles) ⓘNorth Banner Consolidated Mine (North Banner Quartz Mine; North Banner Cons.; North Banner Co; North Banner Qtz), Lava Cap-Banner-Central group (Central Consolidated; South Banner; North Banner), Banner Mountain (Banner Hill), Nevada City Mining District, Nevada County, California, USA
5.4km (3.4 miles) ⓘLava Cap-Banner-Central group (Central Consolidated; South Banner; North Banner), Banner Mountain (Banner Hill), Nevada City Mining District, Nevada County, California, USA
6.9km (4.3 miles) ⓘPennsylvania Mine [1] (Pennsylvania Consolidated Qtz; Pennsylvania-W.Y.O.D.; Pennsylvania vein; Pennsylvania-Wyod; Wyod), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
7.0km (4.4 miles) ⓘSultana Mine (Electric Mine; Sultana-Orleans Mine), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
8.9km (5.5 miles) ⓘConlon Mine (Winding lode; Winding claim; Lafayette claim; Conlin; Conlan; Comet claim; Jefferson claim; Jefferson lode), La Barr Meadows, Grass Valley Mining District, Nevada County, California, USA
16.2km (10.0 miles) ⓘSt. Gothard Quartz Mine (Helvetia Quartz Mine; Helvetia Mine; Helvetia Qtz.; St Gothard Qtz; St. Gothard Consolidated Mine; St. Gothard Cons.), Delhi - St. Gothard Consolidated Mine (Delhi - St. Gothard Mine), Columbia Hill, North Columbia Mining District (Columbia Hill Mining District), Nevada County, California, USA
17.3km (10.8 miles) ⓘDutch Flat Mining District (Towle Mining District), Placer County, California, USA
20.6km (12.8 miles) ⓘRed Ledge Mine, Washington, Washington Mining District (Omega Mining District), Nevada County, California, USA
24.9km (15.4 miles) ⓘCalifornia Mother Lode Mine (California M Lode Mine; Eagle Mine), Dobbins, Dobbins Mining District, Yuba County, California, USA
References
Lindgren, Waldemar (1896a), The gold-quartz veins of Nevada City and Grass Valley districts, California: USGS 17th. Annual Report, part 2: 118
Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 87.
 
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