New Hampshire · Cheshire County
Occurrence

Mt. Monadnock Area Sillimanite Deposits

Cheshire County, New Hampshire, United States
Kyanite
⌖ Show on mapUSGS source ↗
Commodities
TertiaryKyanite
Commodity typeN
Deposit
Deposit sizeN
Orebody formIRREGULAR
Materials
Ore mineralsSillimanite
Geology
Host rockSchist · Littleton Formation-Sillimanite-Mica-Quartz Schist, Quartzite
Associated rockQuartz Monzonite,Gneiss,Granite · Concord Granite
AlterationMuscovite
Economic & production
Development statusOccurrence
Identification
Deposit ID10069796
MRDS IDW007485
RegionNA
Data scoreC
Coordinates42.86664, -72.11616
References
FOWLER - BILLINGS, K. S., 1944, SILLIMANITE DEPOSITS IN THE MONADNOCK QUADRANGLE: NEW HAMPSHIRE STATE PLAN AND DEVEL. COMM. PT. 8