Deposit group number | Country | Location | Names | Commodities |
18 | United States (New York) | 43.54.58 N -- 073.36.39 W | Hammondville mine group | Fe |
Database name: | World Fe-oxide+/-Cu-Au-U (IOCG) deposits | ||||||
Compilers: | Sunil S. Gandhi | ||||||
Release date: | 2015-03-03 | ||||||
Deposit group name(s): | Hammondville mine group | ||||||
Political location(s): | United States; Province or state: New York; Subprovince or locality: Essex County; Nearest community: Crown Point (13 mi 250) | ||||||
Deposit clan (type): | Kiruna-type | ||||||
Deposit (sub) types: | intrusion-hosted; hosted by genetically related Lyon Mountain intrusive suite, gneissic due to Late Ottawan orogonic deformation | ||||||
Geologic province: | Grenville Province | ||||||
Geologic subprovince: | Adirondack Mountains | ||||||
Geologic district: | Adirondack Highlands | ||||||
Deposit object located: | centre of deposit group on sur | ||||||
Commodities: | Fe | ||||||
Geological ages: | Late Mesoproterozoic (host rocks) | ||||||
Host rocks: | (1) intrusive; unclassified granitoid rocks (gneissic)
(2) metamorphic; metasedimentary schist or gneiss
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Radiometric ages: | Object dated: Host Rocks; Age - Ma: 1,055; +7; -7; Dating method: U-Pb; Concentrate: zircon; Source rock: K-rich leucogranitic gneiss; Formal name: Lyon Mtn. suite / sample AM 86-10; Event dated: host rock; Interpretive comment: outer zone of zircons dated; late stage Ottawan orogeny; zircon cores dated at 1152 +/- 11Ma; Reference: McLelland, J.; Hamilton, M.; Selleck, B.; McLelland, J. M.; Orrell, S. ; Walker, D., 2000: Zircon U-Pb Geochronology of the Ottawan Orogeny, Adirondacks Highlands, New York: Regional and Tectonic Implications; Precambrian Research, Volume 109, p. 39 - 72 Object dated: Host Rocks; Age - Ma: 1,055; +7; -7; Dating method: U-Pb; Concentrate: zircon; Source rock: Na-rich leucogranitic gneiss; Formal name: Lyon Mtn. suite / sample AM 86-14; Event dated: host rock; Interpretive comment: outer zone of zircons dated; late stage Ottawan orogeny; zircon cores dated at 1141 +/-16 Ma; Reference: McLelland, J.; Hamilton, M.; Selleck, B.; McLelland, J. M.; Orrell, S. ; Walker, D., 2000: Zircon U-Pb Geochronology of the Ottawan Orogeny, Adirondacks Highlands, New York: Regional and Tectonic Implications; Precambrian Research, Volume 109, p. 39 - 72 Object dated: Host Rocks; Age - Ma: 1,060; +10; -10; Dating method: U-Pb; Concentrate: zircon; Source rock: K-rich leucogranitic gneiss; Formal name: Lyon Mtn. suite / sample AM 86-4; Event dated: host rock; Interpretive comment: outer zone of zircons dated; late stage Ottawan orogeny; zircon cores dated at 1158 +/-16 Ma; Reference: McLelland, J.; Hamilton, M.; Selleck, B.; McLelland, J. M.; Orrell, S. ; Walker, D., 2000: Zircon U-Pb Geochronology of the Ottawan Orogeny, Adirondacks Highlands, New York: Regional and Tectonic Implications; Precambrian Research, Volume 109, p. 39 - 72 Object dated: Host Rocks; Age - Ma: 1,048.7; +2.2; -2.2; Dating method: U-Pb; Concentrate: zircon; Source rock: K-rich leucogranitic gneiss; Formal name: Lyon Mtn. suite / sample 9-23-85-6; Event dated: host rock; Interpretive comment: outer zone of zircons dated; late stage Ottawan orogeny; zircon cores small or absent; Reference: McLelland, J.; Hamilton, M.; Selleck, B.; McLelland, J. M.; Orrell, S. ; Walker, D., 2000: Zircon U-Pb Geochronology of the Ottawan Orogeny, Adirondacks Highlands, New York: Regional and Tectonic Implications; Precambrian Research, Volume 109, p. 39 - 72 Object dated: Host Rocks; Age - Ma: 1,047.3; +2.2; -2.2; Dating method: U-Pb; Concentrate: zircon; Source rock: fayalite granite; Formal name: Lyon Mtn. suite / sample AM 86-11; Event dated: host rock; Interpretive comment: massive phase of the gneissic intrusive emplaced at late stage of the Ottawan orogeny; Reference: McLelland, J.; Hamilton, M.; Selleck, B.; McLelland, J. M.; Orrell, S. ; Walker, D., 2000: Zircon U-Pb Geochronology of the Ottawan Orogeny, Adirondacks Highlands, New York: Regional and Tectonic Implications; Precambrian Research, Volume 109, p. 39 - 72 Object dated: Host Rocks; Age - Ma: 1,047; +10; -10; Dating method: U-Pb; Concentrate: zircon; Source rock: fayalite granite; Formal name: Lyon Mtn.suite / sample CLFG; Event dated: host rock; Interpretive comment: Late Ottawan massive phase; outer zone of zircons dated; cores dated at 1155 +/-16 Ma; Reference: McLelland, J.; Hamilton, M.; Selleck, B.; McLelland, J. M.; Orrell, S. ; Walker, D., 2000: Zircon U-Pb Geochronology of the Ottawan Orogeny, Adirondacks Highlands, New York: Regional and Tectonic Implications; Precambrian Research, Volume 109, p. 39 - 72 Object dated: Related igneous rocks; Age - Ma: 1,034; +10; -10; Dating method: U-Pb; Concentrate: zircon; Source rock: Zoned pegmatite (qtz-alb.) dyke; Formal name: Lyon Mtn. suite/ sample PL-PEG; Event dated: host rock; Interpretive comment: Pegmatite cuts leucogranitic gneiss of the suite; elsewhere postdates magnetite-rich zones in it; Reference: McLelland, J.; Hamilton, M.; Selleck, B.; McLelland, J. M.; Orrell, S. ; Walker, D., 2000: Zircon U-Pb Geochronology of the Ottawan Orogeny, Adirondacks Highlands, New York: Regional and Tectonic Implications; Precambrian Research, Volume 109, p. 39 - 72 | ||||||
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Production data: | Report period: from 1824 until 1897-07; 2,000,000 long ton ore; Provisional entry?: no; Yearly or summary?: S
Percent weights allocated to camp: 100.0% | ||||||
Associated deposit(s): | Penfield mine (630), West End mine (631), Hammond mine (632), No. 8 mine (633), Dog Alley mine (634), No. 7 mine (635), North mine (636), Blacksmith mine (637), No. 1 E mine (638), No. 5 mine (639), No. 9 pit (640) |