Connecticut · Fairfield County
Past Producer

Trumbull Tungsten, Topaz, and Sulfide Mine

Fairfield County, Connecticut, United States
FeldsparQuartzTungstenGemstone
⌖ Show on mapUSGS source ↗
Description

Charles Lane Of Trumbull And Not By Mr. Lane Of Monroe.

Commodities
PrimaryFeldspar, Quartz, Tungsten
SecondaryGemstone
Commodity typeB
Deposit
Deposit typeTactite, Replacement
Model46: W veins
Deposit sizeY
Orebody formIRREGULAR, ALONG FORMATIONAL CONTACT
Materials
Ore mineralsSphalerite, Galena, Fluorite, Marcasite, Chalcopyrite, Pyrite, Limestone, Quartz, Feldspar, Scheelite, Wolframite, Bismuth, Barite, Arsenopyrite, Topaz
Geology
Associated rockDiabase,Dacite
AlterationSilicification
Economic & production
Development statusPast Producer
First production1897
Discovery year1837
Identification
Deposit ID10068214
MRDS IDW001163
Alternate namesCharles Lane of Trumbull
RegionNA
Data scoreB
Coordinates41.28999, -73.22554
References
USGS, GEOCHEM. ANALYSES FILES, SAMPLE CONTROL, JOB NO. HM 3336, TAG NO. 196, SUBMITTED BY R. WEEKS1901 GEOLMAP HOBBS, W. H., MINE AREA MAP AT ABOUT 1:3600 SHOWS MINE WORKINGS AND MILL SITES, GEOLOGY, TOPAZ AND QUARTZ VEINS, AND NOTATIONS OF MINERAL SUITE OCCURRENCES.1968 GEOLMAP CROWLEY, W. P. QUAD MAP AT 1:24000 LOCATES LOWER AND UPPER MINE WORKINGS BY SYMBOL.Crowley, W.P., 1968, "The Bedrock Geology Of The Long Hill And Bridgeport Quadrangles, Ct", State Geological And Natural History Survey Of Ct Quadrangle Report Qr-24, P. 70 -71Hess, F.L., 1917, "Tungsten Minerals And Deposits", USGS Bull. 652, P. 36Shannon, E.V., 1921, "Some Minerals From The Old Tungsten Mine At Long Hill In Trumbull, Ct", Proceedings Of The U.S. National Museum, V. 58, P 469-482S. National Museum, V. 58, P 469-482Hobbs, W.H., 1902, "The Old Tungsten Mine At Trumbull, Ct", Usgs, 22nd Annual Report Of The Survey, 1900-1901, Part Ii - Ore Deposits, P. 7 - 22Schairer, J.F., 1931, "Minerals Of Connecticut", State Geological And Natural History Survey Of Ct Bulletin No. 51, 121 P.Ryerson, K.H., 1968, "Rock Hound'S Guide To Connecticut", Pequot Handbook No. 3, The Pequot Press, P. 37-38Usgs, Geochem. Analyses Files, Sample Control, Job No. Hm 3336, Tag No. 196, Submitted By R. Weeks.Lemmon, D.M., And Tweto, O.L., 1962, Tungsten In The U.S., USGS Map, Mr-25.HOBBS, 1901