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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	*Jacobson, Mark I. (1987) Minerals from the Pegmatites of the Crystal Mountain District. Rocks & Minerals, 62 (4) 230-239 doi:10.1080/00357529.1987.11762662*	Journal (article/letter/editorial)
	Figure 1: View of the Crystal Mountain district, looking west. Crystal Mountain is in the center background...from the Pegmatites of the Crystal Mountain District LARIMER COUNTY, COLORADO MARK I. JACOBSON 1350 E .... Easter Avenue Littleton, Colorado 80122 B L U E A P A T I T E C R Y S T A L S , purpurite, chrysoberyl...collected in the Crystal Mountain district. This is one of the few pegmatite districts in Colorado where nei...wishing to make significant con tributions to pegmatite mineralogy and geology. One pur pose of this
	*(1955) Pegmatites of the Crystal Mountain district, Larimer County, Colorado. Bulletin* Vol. 1011. US Geological Survey doi:10.3133/b1011**	Report (volume)
	Pegmatites of the Crystal Mountain District, Larimer County, Colorado GEOLOGICAL SURVEY BULLETIN 1011...1011 Pegmatites of the Crystal Mountain District, Larimer County, Colorado By WILLIAM R. THURSTON GEOLOGICAL...---------------------------------------History of mining-_-_--___--__-----------.----__-----------_-_ Previous...Front Range.-___________-Geology of the Crystal Mountain district----------------..---.--Country rocks ______-_---__--_-...Plagioclase_._____._.__-___-_______-____._____.__-_._ Quartz.:_______________________.-_.._._-_._.__.l._.a_
	*(1961) Minerals of Colorado; a 100-year record. Bulletin* Vol. 1114. US Geological Survey doi:10.3133/b1114**	Report (volume)
	Minerals of Colorado: A 100- Year Record By EDWIN B. ECKEL GEOLOGICAL SURVEY BULLETIN 1 1 14 A...knowledge____________________________________ Future of Colorado mineralogy______________________________________...mineral localities and metallic mineral deposits of Colorado ________________________________ In pocket III...mineral localities and metallic mineral deposits of Colorado, has not been included in this reprint. Many of...especially Fischer and others, 1946). MINERALS OF COLORADO: A 100-YEAR RECORD By EDWIN B. EcKEL ABSTRACT

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Quartz from Double Opening Prospect, Crystal Mountain Pegmatite Mining District (Storm Mountain Mining District), Larimer County, Colorado, USA

Quartz from
Double Opening Prospect, Crystal Mountain Pegmatite Mining District (Storm Mountain Mining District), Larimer County, Colorado, USA