Colorado · Jefferson County
Occurrence

Seven Hills-Yetter Ranch Pegmatite

Jefferson County, Colorado, United States
FeldsparMicaQuartzGarnetGemstone
⌖ Show on mapUSGS source ↗
Commodities
PrimaryFeldspar, Mica, Quartz, Garnet, Gemstone
Commodity typeN
Deposit
Deposit sizeN
Materials
Ore mineralsBiotite, Garnet, Microcline, Muscovite, Quartz, Tourmaline
Geology
Host rockSchist,Gneiss,Migmatite
Economic & production
Development statusOccurrence
Identification
Deposit ID10016947
MRDS IDDC02495
RegionNA
Data scoreD
Coordinates39.6611, -105.32364
References
USBM MIN. EXAM. FILE, REPT. FOR 6/29/59CONSV. DIV. COMP. DATE, 3,64