Metallogenesis and Tectonics of the Russian Far East, Alaska, and ...
Metallogenesis and Tectonics of the Russian Far East, Alaska, and ...
Metallogenesis and Tectonics of the Russian Far East, Alaska, and ...
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Major Mineral Deposits Types. Environment.<br />
(Abbreviation) (Significant Mineral Deposits) Host Unit.<br />
EARLY CRETACEOUS METALLOGENIC BELTS (Neocomian - 144 to 120 Ma) (Figures 11,12)<br />
Metallogenic Belts Formed Along Late Mesozoic Continental-Margin Transform Faults in <strong>Russian</strong> Sou<strong>the</strong>ast<br />
Samarka (SA) I W skarn, porphyry Cu-Mo. I Transform continental-margin. I Anatectic granitic plutonism occurring during subduction <strong>of</strong> Kula oceanic ridge<br />
Algama (AL)<br />
Kondyor (KO)<br />
Selemdzha-Kerbi<br />
(SKI<br />
(Vostok-2, Benevskoe, Khvoshchovoe,<br />
Kafen. Malakhitovoe)<br />
Stratiforrn Zr.<br />
(Algamins koe)<br />
Zoned mafic-ultramafic Cr-PGE.<br />
(Kondyor)<br />
Metallogenic Belts Formed<br />
Au quartz vein <strong>and</strong> granitoid-related Au.<br />
(Tokur, Petrovsko-Eleninsky)<br />
Samarka accretionary-wedge<br />
terrane.<br />
Transform-margin.<br />
Alkalic igneous rock intruding<br />
Stanovoy block <strong>of</strong> North Asian<br />
Transform-margin.<br />
Zoned mafic-ultramafic<br />
intrusions intruding Stanovoy<br />
block <strong>of</strong> North Asian Craton.<br />
During Late Mesozoic Closure <strong>of</strong><br />
Collisional.<br />
Veins <strong>and</strong> plutons intruding<br />
Tukuringra-Dzhagi <strong>and</strong> Galan<br />
Tectonic Event.<br />
Comments<br />
along <strong>the</strong> transform continental margin <strong>of</strong> <strong>the</strong> <strong>Russian</strong> Sou<strong>the</strong>ast. Belt<br />
continued into late Early Cretaceous.<br />
Intrusion <strong>of</strong> alkali igneous rock associated with mafic-ultramafic plutons that<br />
intruded along major continental-margin transform faults during subduction <strong>of</strong><br />
terranes along Mongol-Okhotsk fault system.<br />
Intrusion <strong>of</strong> mafic-ultramafic plutons along major continental-margin transform<br />
faults during subduction <strong>of</strong> terranes along Mongol-Okhotsk fault system.<br />
Mongol-Okhotsk Ocean in <strong>Russian</strong> Sou<strong>the</strong>ast<br />
Anatectic granitic plutonism associated with collision Bureya <strong>and</strong> Khanka<br />
contincntal-margin arc superterranes with <strong>the</strong> North Asian Craton <strong>and</strong> closure<br />
<strong>of</strong> <strong>the</strong> Mongol-Okhotsk Ocean. Belt extended into Late Jurassic.<br />
Stanovoy (ST) Granitioid-related Au, Au-Ag epi<strong>the</strong>rmal<br />
terranes.<br />
Transform-margin.<br />
Anatectic granitic plutonism <strong>and</strong> regional metamorphism associated with<br />
vein, Au quartz vein.<br />
Zoned mafic-ultramafic<br />
accretion <strong>of</strong> Bureya superterrane to North Asian Craton <strong>and</strong> closing <strong>of</strong> Mongol-<br />
(Kirovskoe)<br />
intrusions intruding Stanovoy<br />
block <strong>of</strong> North Asian Craton..<br />
Okhotsk Ocean. Belt extended into Early Cretaceous.<br />
Metallogenic Belts Formed During Late Mesozoic Accretion <strong>of</strong> Kolyma-Omolon Superterrane in <strong>Russian</strong> Nor<strong>the</strong>ast<br />
Kular (KU)<br />
Au quartz vein, granitoid-related Au, Sn Collisional.<br />
Anatectic granitic plutonism <strong>and</strong> regional metamorphism associated with<br />
quartz vein.<br />
Veins <strong>and</strong> plutons in Nor<strong>the</strong>rn accretion <strong>of</strong> Kolyma-Omolon superterrane to North Asian Craton Margin. Belt<br />
(Burguat, Solur, Novoe)<br />
part, Verkhoyansk granite belt. continued into late Early Cretaceous (Albian).<br />
Allakh-Yun (AY) Au quartz vein, granitoid-related Au, W- Collisional.<br />
Regional metamorphism <strong>and</strong> anatectic granitic plutonism associated with<br />
Sn quartz vein.<br />
I (Bular, Yur, Nezhdanin, Levo-Dy bin)<br />
Yana-Polousnen (YP) I Granitoid-related Au, Sn quartz vein, &<br />
Verkhoyansk granite belt.<br />
I Collisional.<br />
accretion <strong>of</strong> Kolyma-Omolon superterrane to North Asian Craton Margin. Belt<br />
I continued into Early Cretaceous.<br />
I Anatectic granitic plutonism <strong>and</strong> regional metamorphism associated with late<br />
o<strong>the</strong>rs.<br />
Plutons <strong>and</strong> veins in Nor<strong>the</strong>rn stage <strong>of</strong> accretion <strong>of</strong> Kolyma-Omolon superterrane to North Asian Craton<br />
(Polyarnoe, Deputatskoe, K<strong>and</strong>idatskoe,<br />
Chistoe, Ilin-Tas)<br />
part, Verkhoyansk granite belt. Margin. Belt continued into early Late Cretaceous.<br />
Darpir (DP)<br />
Sn skarn. Sn greisen, granitoid-related Collisional.<br />
Anatectic granitic plutonism associated with accretion <strong>of</strong> Kolyma-Omolon<br />
Au, porphyry Cu.<br />
Main part, Verkhoyansk granite superterrane to North Asian Craton Margin.<br />
(Titovskoe, Chepak, Bastion)<br />
belt. --<br />
- - - -<br />
Tompon (TO) Cu, W, Sn skarn, Sn quartz vein.<br />
Collisional.<br />
Anatectic granitic plutonism associated with accretion <strong>of</strong> Kolyma-Omolon<br />
(Khunkhada, Agylki, Erikag)<br />
Skarns <strong>and</strong> veins adjacent to<br />
Main part, Verkhoyansk<br />
granite belt.<br />
superterrane to North Asian Craton Margin.<br />
Sharnanikha (SH) Au quartz vein, Cu-Ag quartz vein. Collisional.<br />
Regional metamorphism associated w~th accretion <strong>of</strong> Kolyma-Omolon<br />
(Glukhariny, Opy4<br />
VeinsjnPrikolyrna terrane.- supcrterrane to North Asian Craton Margin.<br />
-
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