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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Feldspar Group from
Mica - Beryl Prospect, Crystal Mountain Pegmatite Mining District (Storm Mountain Mining District), Larimer County, Colorado, USA


Locality type:Prospect
Classification
Species:'Feldspar Group' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Feldspar Group data
Locality Data:Click here to view Mica - Beryl Prospect, Crystal Mountain Pegmatite Mining District (Storm Mountain Mining District), Larimer County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:1017480
Long-form Identifier:1:3:1017480:9
GUID (UUID V4):0
Nearest other occurrences of Feldspar Group
1.5km (0.9 miles) ⓘBeryl No. 5 Prospect, Crystal Mountain Pegmatite Mining District (Storm Mountain Mining District), Larimer County, Colorado, USA
4.5km (2.8 miles) ⓘEureka Group, Crystal Mountain Pegmatite Mining District (Storm Mountain Mining District), Larimer County, Colorado, USA
54.1km (33.6 miles) ⓘElkhorns I - II pegmatites, Tie Siding pegmatites, Albany County, Wyoming, USA
59.5km (37.0 miles) ⓘHigh Lonesome occurrence, Grand County, Colorado, USA
60.6km (37.6 miles) ⓘEureka Mine (Eureka Alta), Boulder County Tungsten Mining District, Boulder County, Colorado, USA
61.8km (38.4 miles) ⓘMountain Lion Mine - Keystone vein, Magnolia Mining District, Boulder County, Colorado, USA
74.4km (46.2 miles) ⓘBrereton Mine, Coal Creek, Ralston Buttes Mining District, Jefferson County, Colorado, USA
83.2km (51.7 miles) ⓘSilver Dollar Mine, Eureka Mining District, Gilpin County, Colorado, USA
84.8km (52.7 miles) ⓘEgyptian, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
85.7km (53.2 miles) ⓘWyandotte, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
References
Hanley, J.B., Heinrich, E.W., Page, L.R. (1950) Pegmatite investigations in Colorado, Wyoming, and Utah, 1942-1944. Professional Paper 227. US Geological Survey doi:10.3133/pp227
 
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