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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Native Gold from
Unknown Gold (MRDS - 10018199), Gold Hill Mining District, Boulder County, Colorado, USA


Locality type:Mine
Classification
Species:Native Gold
Formula:Au
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Native Gold data
Locality Data:Click here to view Unknown Gold (MRDS - 10018199), Gold Hill Mining District, Boulder County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:372116
Long-form Identifier:1:3:372116:2
GUID (UUID V4):0
Nearest other occurrences of Native Gold
0.0km (0.0 miles) ⓘGladys (Temborine; Tamborine; Dime; Evening Star Dirigo Occurrence), Gold Hill Mining District, Boulder County, Colorado, USA
0.0km (0.0 miles) ⓘGrand Republic Occurrence, Gold Hill Mining District, Boulder County, Colorado, USA
0.0km (0.0 miles) ⓘLogan & Sunbeam Occurrence, Gold Hill Mining District, Boulder County, Colorado, USA
1.0km (0.6 miles) ⓘWood Mountain Group, Gold Hill Mining District, Boulder County, Colorado, USA
1.0km (0.6 miles) ⓘLast Chance (Gray Copper Emerson; Concord; Forest; Franklin Occurrence), Gold Hill Mining District, Boulder County, Colorado, USA
1.0km (0.6 miles) ⓘDenver Post Occurrence, Gold Hill Mining District, Boulder County, Colorado, USA
1.3km (0.8 miles) ⓘYellow Pine, Sugarloaf Mining District, Boulder County, Colorado, USA
1.3km (0.8 miles) ⓘNancy Wood mine (Sugar Loaf; Forest; Pittsburg; Gray Copper), Gold Hill, Gold Hill Mining District, Boulder County, Colorado, USA
1.4km (0.9 miles) ⓘGray Copper, Gold Hill Mining District, Boulder County, Colorado, USA
1.6km (1.0 miles) ⓘIngram mine (Valley Forge Occurrence; Critic and Railroad Boy; Sunshine; Three Brothers; Atchison; Belle; Golden Eagle; Melvina; Baron; Richmond), Gold Hill Mining District, Boulder County, Colorado, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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