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Actinolite from
Bumback Gulch, Twin Mountain, Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA


Locality type:Gulch
Classification
Species:Actinolite
Formula:◻Ca2(Mg4.5-2.5Fe0.5-2.5)Si8O22(OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Actinolite data
Locality Data:Click here to view Bumback Gulch, Twin Mountain, Eight Mile Park Pegmatite Mining District, Fremont County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:388202
Long-form Identifier:1:3:388202:3
GUID (UUID V4):0
Nearest other occurrences of Actinolite
14.4km (9.0 miles) ⓘHorseshoe Mine (School Section Deposit), Grape Creek Mining District (Greenhorn Mining District), Fremont County, Colorado, USA
14.5km (9.0 miles) ⓘJoker Mine (Rocky Mountain Boy Claims Patented Claims), Grape Creek Mining District (Greenhorn Mining District), Fremont County, Colorado, USA
16.7km (10.3 miles) ⓘIsabel Mine, Guffey Mining District (Freshwater Mining District), Fremont County, Colorado, USA
28.8km (17.9 miles) ⓘMill Gulch Mine, Guffey Mining District, Park County, Colorado, USA
29.3km (18.2 miles) ⓘWest Ranch Deposit (West Deposit), Guffey Mining District, Park County, Colorado, USA
32.2km (20.0 miles) ⓘBetty Mine (Lone Chimney Mine; Betty Lowe), Guffey Mining District, Park County, Colorado, USA
32.2km (20.0 miles) ⓘCopper King Mine (Copper Queen Mine), Guffey Mining District, Park County, Colorado, USA
33.8km (21.0 miles) ⓘVermiculite Mine (MRDS - 10013422), Gem Park complex, Fremont County, Colorado, USA
35.5km (22.1 miles) ⓘCotopaxi Mine (Cotopaxi lode; Gumaer Mine; Fannie lode; Fannie Mill), Mine Gulch, Cotopaxi, Cotopaxi Mining District, Fremont County, Colorado, USA
44.7km (27.8 miles) ⓘIron Hill, Rosita Mining District, Custer 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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