White Cloud pegmatite, South Platte Pegmatite District, Jefferson Co., Colorado, USA

Ref.: Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 29 (Table A-1); Rocks & Min.: 65:456.

A pegmatite mine on 2 claims located in sec. 36, T.7S., R.70W.

Mineralization is a zoned, circular, pipe-like pegmatite body in granite. Core zone: massive quartz; inner zone: quartz-perthite-fluorite; intermediate zone: perthite-quartz; wall zone: quartz-perthite-biotite.

Workings include an open cut.

Mineral List:

	Albite var: Cleavelandite

	'Allanite'

	Allanite-(Ce)

	'Bastnäsite'

	Biotite

	Cerite-(Ce) ?

	Cryolite

	'Fergusonite'

	'Fluocerite'

	Fluorite

	var: Yttrofluorite

	Fergusonite-(Y)

	'Gadolinite'

	Gadolinite-(Ce)

	Gadolinite-(Y)

	Hematite

	Microcline

	Microlite

	'Monazite'

	'Perthite'

	'Prochlorite'

	Quartz

	Rowlandite-(Y) ?

	'Sericite'

	Synchysite-(Y)

	Thalénite-(Y)

	Thorite

	Topaz

	Xenotime-(Y)

	Zircon

	var: Cyrtolite

31 entries listed. 18 valid minerals.

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