New York · Dutchess County
Past Producer

Sylvan Lake Limonite Mine

Dutchess County, New York, United States
Iron
⌖ Show on mapUSGS source ↗
Description

Prospector

Commodities
PrimaryIron
Commodity typeM
Deposit
Deposit typeResidual
Deposit sizeY
WorkingsSurface
Orebody formTABULAR
Ore controlProbably Mass Weathering Of Siderite Rich Carbonate Layers, Though None Reported
Materials
Ore mineralsLimonite
Geology
StructureOn Major Overthrust Fault ; Reg.Trends: North - South, Major Fault
Tectonic settingIn Major Overthrust Belt
AlterationMass Weathering Of Bedrock
Economic & production
Development statusPast Producer
Production years1882
Discovery year1825
Identification
Deposit ID10067397
MRDS IDW000143
RegionNA
Data scoreB
Coordinates41.6036, -73.74261
References
SMOCK, J.C., 1889, "IRON MINES OF NEW YORK", N.Y.S. MUSEUM BULL. 7, MAP, TEXT, PG 531889 RECON NEW YORK STATE GEOLOGICAL SURVESMOCK, 1898