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South Platte Pegmatite District, Jefferson Co., Colorado, USA

References:
Simmons and Heinrich (1980) "Rare-Earth Pegmatites of the South Platte District, Colorado" Colo. Geol. Surv. Resource Series 11.

Simmons, W.B., Lee, M.T., and Brewster, R.H. (1987) Geochemistry and evolution of the South Platte granite-pegmatite system, Jefferson County, Colorado. Geochimica et Cosmochimica Acta: 51: 455-471.

Gagnon, J.E., Samson, I.M., Fryer, B.J., and Williams-Jones, A.E. (2004) The composition and origin of hydrothermal fluids in a NYF-type granitic pegmatite, South Platte District, Colorado: evidence from LA-ICP-MS analysis of fluorite- and quartz-hosted fluid inclusions. Canadian Mineralogist: 42: 1331-1355.




Mineral list contains entries from the region specified including sub-localities


Mineral List:
Albite
var: Cleavelandite
'Allanite'
Allanite-(Ce)
Anatase ?
Anhydrite
'Apatite'
Autunite
Baryte
'Bastnäsite'
Bertrandite ?
Beryl
Biotite
Calcite
Cerite-(Ce) ?
Columbite
Cryolite
Dawsonite
Euxenite-(Y)
'Feldspar Group'
'Fergusonite'
'Fluocerite'
Fluocerite-(Ce)
Fluorite
Fluorite
var: Yttrofluorite

Fergusonite-(Y)
'Gadolinite'
Gadolinite-(Ce)
Gadolinite-(Y)
Hematite
var: Specularite
Kaolinite
'K Feldspar'
Limonite
'Mica Group'
Microcline
var: Amazonite
Microlite
Molybdenite
'Monazite'
Muscovite
'Perthite'
'Prochlorite'
Pyrite
Pyrolusite
Quartz
var: Amethyst
var: Citrine
Quartz
var: Milky Quartz

var: Rose Quartz
var: Smoky Quartz
Rowlandite-(Y) ?
Samarskite-(Y)
Samarskite-(Yb) (TL)
Sellaite
'Sericite'
Siderite
Synchysite-(Y)
Thalénite-(Y)
Thorite
Thorogummite
Topaz
Torbernite
Uraninite
Uranpyrochlore
Xenotime-(Y)
'Yttrocerite'
Yttrotantalite-(Y)
Zircon
var: Cyrtolite


260 entries listed. 42 valid minerals. 1 type locality (valid mineral).

Localities in this Region:
USA
 
  • Colorado
    • Jefferson Co.
      • South Platte Pegmatite District

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!
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Copyright © Jolyon Ralph and Ida Chau 1993-2009. Jobs in Colorado, USA Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them.Further information contact the Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of hundreds of members and supporters. If you would like to add information to improve the quality of our database, then click here to register. Current server date and time: 22nd Oct 2009 17:23:12