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Gypsum from
Johnson Reservoir, Jefferson County, Colorado, USA


Locality type:Reservoir
Classification
Species:Gypsum
Formula:CaSO4 · 2H2O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Gypsum data
Locality Data:Click here to view Johnson Reservoir, Jefferson County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:492928
Long-form Identifier:1:3:492928:4
GUID (UUID V4):0
Nearest other occurrences of Gypsum
16.0km (10.0 miles) ⓘCoon Gulch Clay Pits, Lower Clear Creek Area, Jefferson County, Colorado, USA
31.9km (19.8 miles) ⓘSchwartzwalder Mine (Ralston Creek Mine), Ralston Buttes Mining District, Jefferson County, Colorado, USA
39.3km (24.4 miles) ⓘPerry Park, Douglas County, Colorado, USA
43.7km (27.1 miles) ⓘQuartz Hill, Central City Mining District (Central Mining District), Gilpin County, Colorado, USA
48.2km (30.0 miles) ⓘBelcher, Nevada Gulch, Gilpin County, Colorado, USA
54.6km (33.9 miles) ⓘUnnamed coal mine, Weld County, Colorado, USA
56.3km (35.0 miles) ⓘPayrock Mine, Illinois Mine, Georgetown District, Clear Creek County, Colorado, USA
56.4km (35.0 miles) ⓘDiamond Mine (Diamond Tunnel), Illinois Mine, Georgetown District, Clear Creek County, Colorado, USA
57.0km (35.4 miles) ⓘBurleigh Mine, Illinois Mine, Georgetown District, Clear Creek County, Colorado, USA
57.1km (35.5 miles) ⓘMendota Mine, Illinois Mine, Georgetown District, Clear Creek 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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