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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Quartz from
Dakota Quartz Mine (Dakota Mine; Dakota Qtz), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA


Locality type:Mine
Classification
Species:Quartz
Formula:SiO2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Quartz data
Locality Data:Click here to view Dakota Quartz Mine (Dakota Mine; Dakota Qtz), Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
Data Identifiers
Mindat Occurrence Record ID:329981
Long-form Identifier:1:3:329981:4
GUID (UUID V4):0
Nearest other occurrences of Quartz
0.1km (0.1 miles) ⓘLiberty Hill Consolidated Mine (Liberty Hill Con; Noon Summer), 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
0.2km (0.1 miles) ⓘGolden Treasure Mine, Grass Valley, Grass Valley Mining District, Nevada County, California, USA
0.4km (0.2 miles) ⓘChesapeake Mine, Grass Valley, Grass Valley Mining District, Nevada County, California, USA
0.4km (0.2 miles) ⓘW.Y.O.D. Quartz Mine (W.Y.O.D. Qtz; W.Y.O.D. vein; Work Your Own Diggings Mine; Cassidy Consolidated Extension Mine), 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
0.4km (0.3 miles) ⓘParr Quartz Mine (Parr Qtz), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
0.5km (0.3 miles) ⓘNevada Quartz Mine, Grass Valley, Grass Valley Mining District, Nevada County, California, USA
0.6km (0.4 miles) ⓘGeneral Grant Mine (General Grant Quartz Mine; General Grant Qtz), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
0.6km (0.4 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
0.7km (0.4 miles) ⓘDewey Hobson Quartz Mine (Dewey Hobson Qtz), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
0.7km (0.5 miles) ⓘTelegraph Mine, Empire Star group (Empire Star Mines Company holdings), Grass Valley, Grass Valley Mining District, Nevada County, California, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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