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Bertrandite from
Grover Mine (Grover pegmatite; Windsor), Clear Creek County, Colorado, USA


Locality type:Mine
Classification
Species:Bertrandite
Formula:Be4(Si2O7)(OH)2
Quality for species:Good crystals or rich for species - important (!)
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Bertrandite data
Locality Data:Click here to view Grover Mine (Grover pegmatite; Windsor), Clear Creek County, Colorado, USA
Data Identifiers
Mindat Occurrence Record ID:34462
Long-form Identifier:1:3:34462:1
GUID (UUID V4):0
Nearest other occurrences of Bertrandite
9.2km (5.7 miles) ⓘCentennial Cone pegmatite (K. L. Green Ranch), Centennial Cone, Clear Creek pegmatite Province, Jefferson County, Colorado, USA
23.4km (14.5 miles) ⓘHarris Park, Park County, Colorado, USA
26.8km (16.6 miles) ⓘBigger Mica Mine (Sweitzer Lode), Clear Creek pegmatite Province, Jefferson County, Colorado, USA
42.9km (26.7 miles) ⓘTwin Cedars pegmatite, South Platte Pegmatite Mining District, Jefferson County, Colorado, USA
66.2km (41.1 miles) ⓘA & C Claims (A & C No. 2 Claim; China Wall Cupola), Lake George Beryllium area (Badger Flats Beryllium area; Mountain Dale), Park County, Colorado, USA
66.5km (41.3 miles) ⓘChina Wall Area, Lake George Beryllium area (Badger Flats Beryllium area; Mountain Dale), Park County, Colorado, USA
67.1km (41.7 miles) ⓘHazel Marie Group, Lake George Beryllium area (Badger Flats Beryllium area; Mountain Dale), Park County, Colorado, USA
68.6km (42.6 miles) ⓘBlack Prince Mine, Lake George Beryllium area (Badger Flats Beryllium area; Mountain Dale), Park County, Colorado, USA
69.0km (42.9 miles) ⓘRedskin Mine (Redskin Claim; Claims: Papoose; Squaw), Lake George Beryllium area (Badger Flats Beryllium area; Mountain Dale), Park County, Colorado, USA
69.3km (43.1 miles) ⓘRedskin Gulch, Lake George Beryllium area (Badger Flats Beryllium area; Mountain Dale), Park 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
Eckel, Edwin Butt; Cobban, Robert R.; Mosburg, Shirley K.; Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.
 
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