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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K Feldspar from
Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes Mining District, Jefferson County, Colorado, USA


Locality type:Mine
Classification
Species:'K Feldspar' (not an IMA approved species)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view K Feldspar data
Locality Data:Click here to view Schwartzwalder Mine (Ralston Creek Mine), Ralston Buttes Mining District, Jefferson County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:997085
Long-form Identifier:1:3:997085:4
GUID (UUID V4):0
Nearest other occurrences of K Feldspar
7.9km (4.9 miles) ⓘFred Pierce Ranch (Ramstetter Quarry), Front Range, Jefferson County, Colorado, USA
7.9km (4.9 miles) ⓘG. H. Buckman Ranch, Front Range, Jefferson County, Colorado, USA
8.4km (5.2 miles) ⓘUnion Pacific Shaft Occurrence (Union Pacific Prospect), Ralston Buttes Mining District, Jefferson County, Colorado, USA
8.4km (5.2 miles) ⓘLadwig Group (Ladwig No. 2; Ladwig No. 3; Claims: Ladwig No. 1), Ralston Buttes Mining District, Jefferson County, Colorado, USA
8.5km (5.3 miles) ⓘBuckman Property (Golden Gate Canyon Prospect No. 2), Ralston Buttes Mining District, Jefferson County, Colorado, USA
17.2km (10.7 miles) ⓘShaffer Hill (Jacobsen Ranch Pegmatite), Clear Creek Pegmatite Province, Clear Creek County, Colorado, USA
19.2km (11.9 miles) ⓘSwede - Kerr Gulches Pegmatites, Clear Creek Pegmatite Province, Jefferson County, Colorado, USA
19.3km (12.0 miles) ⓘSnyder; Saddleback Mtn., Lower Clear Creek Area, Clear Creek County, Colorado, USA
19.3km (12.0 miles) ⓘGrapevine Mine, Idledale Mining District, Jefferson County, Colorado, USA
20.2km (12.5 miles) ⓘWright lease (Foothills Mine), Idledale Mining District, Jefferson County, Colorado, USA
References
USGS Open-File Report 83-417
Page, Lincoln R., Stocking, Hobart E., Smith, Harriet B. (1956) Contributions to the geology of uranium and thorium by the United States Geological Survey and Atomic Energy Commission for the United Nations International Conference on Peaceful Uses of Atomic Energy, Geneva, Switzerland, 1955. Professional Paper 300. US Geological Survey doi:10.3133/pp300
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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