CANADIAN AND WORLD MINERAL DEPOSIT DATABASES
Geological Survey of Canada


Deposit number Country Location Names Commodities
686 United States (New York) 44.13.30 N -- 075.07.50 W Green Farm deposit; Vrooman Ridge, Fine Fe
 
Database name: World Fe-oxide+/-Cu-Au-U (IOCG) deposits
Compilers: Sunil S. Gandhi
Release date: 2015-03-04
   
Deposit name(s): Green Farm deposit; Vrooman Ridge, Fine
Political location(s): United States; Province or state: New York; Subprovince or locality: St. Lawrence County; Nearest community: Fine (1.75 mi 170)
Deposit clan (type): Kiruna-type
Deposit (sub) types: skarn(?)
Deposit status: past producer; Size category: small; Status comments: Drilled during 1875-80 and 1885-90. Ore shipped during the later period. Pits and a shaft, said to be 35 feet deep flooded with water. Strong magnetic anomaly indicative of high grade of ore shipped.
Geologic province: Grenville Province
Geologic subprovince: Adirondack Mountains
Deposit object located: mine site
Commodities: Fe
Geological ages: Late Mesoproterozoic (host rocks)
Tectonic setting: continental deformation zone-fold; convergent; Formal name: Colton Hill anticline (host rocks)
Host rocks: (1) metamorphic; paragneiss (migmatitic pyroxene skarn ); Magma series/sedimentary package/metamorphic group: calc-silicate assemblage; Metamorphic grade: amphibolite
Host rock protoliths:calcareous siltstone (intruded by granitic gneiss); Host rock protolith name: host Grenville gneisses
Host rock stratigraphy:Grenville sedimentary sequence
Related igneous rocks: (1) intrusive; granite suite (alaskite gneiss in the vicinity); Initials: Lyon Mountain granitic gneiss; Magma series: calc-alkaline; Depositional setting: continental
References:
Leonard, B. F.; Buddington, A. F., 1964
Ore Deposits of the St. Lawrence County Magnetite District, Northwest Adirondacks, New York
Professional Papers, United States Geological Survey, Publication code 377, 259 p., 27 maps.

Newland, D. H., 1908
Geology of the Adirondack Magnetic Iron Ores, with a Report on the Mineville-Port Henry Mine Group by J. F. Kemp
New York State Museum Bulletin, p. 1 - 182


Generated 2015-03-04 14:17:28 with GQuery -- 3.7 ADO (3.19..3.22 -- 2008-12-16)
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