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
Nancy Wood mine (Sugar Loaf; Forest; Pittsburg; Gray Copper), Gold Hill, 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 Nancy Wood mine (Sugar Loaf; Forest; Pittsburg; Gray Copper), Gold Hill, Gold Hill Mining District, Boulder County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:271994
Long-form Identifier:1:3:271994:8
GUID (UUID V4):0
Nearest other occurrences of Native Gold
0.2km (0.1 miles) ⓘGray Copper, Gold Hill Mining District, Boulder County, Colorado, USA
0.6km (0.4 miles) ⓘDenver Post Occurrence, Gold Hill Mining District, Boulder County, Colorado, USA
0.6km (0.4 miles) ⓘLast Chance (Gray Copper Emerson; Concord; Forest; Franklin Occurrence), Gold Hill Mining District, Boulder County, Colorado, USA
0.6km (0.4 miles) ⓘWood Mountain Group, Gold Hill Mining District, Boulder County, Colorado, USA
1.2km (0.7 miles) ⓘKing Occurrence (Dana; Gold Lode; Gillard; Doss; Lucky Star; Sakhart; Morning Glory), Gold Hill Mining District, Boulder County, Colorado, USA
1.2km (0.7 miles) ⓘEvans (Grant; Great Britain Occurrence), Gold Hill Mining District, Boulder County, Colorado, USA
1.2km (0.7 miles) ⓘRough Rider (Monument; Gold Lode; Zuma; Lincoln Occurrence), Gold Hill Mining District, Boulder County, Colorado, USA
1.3km (0.8 miles) ⓘLogan & Sunbeam Occurrence, Gold Hill Mining District, Boulder County, Colorado, USA
1.3km (0.8 miles) ⓘUnknown Gold (MRDS - 10018199), Gold Hill Mining District, Boulder County, Colorado, USA
1.3km (0.8 miles) ⓘGladys (Temborine; Tamborine; Dime; Evening Star Dirigo Occurrence), Gold Hill Mining District, Boulder County, Colorado, USA
References
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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