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all geography including DSDP/ODP Sites and Legs
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Canada
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Eastern Canada
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Quebec
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Abitibi County Quebec
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Val d'Or Quebec (1)
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Sigma Mine (1)
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North America
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Canadian Shield (1)
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commodities
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metal ores
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mineral exploration (1)
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elements, isotopes
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metals
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rare earths (2)
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geologic age
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Precambrian
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Archean
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Blake River Group (1)
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igneous rocks
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igneous rocks
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porphyry (1)
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volcanic rocks
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metamorphic rocks
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metamorphic rocks
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minerals
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ring silicates
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tourmaline group (1)
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Primary terms
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Canada
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Eastern Canada
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Quebec
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Abitibi County Quebec
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economic geology (1)
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igneous rocks
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volcanic rocks
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intrusions (1)
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metal ores
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gold ores (1)
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metals
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rare earths (2)
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metamorphic rocks
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metavolcanic rocks (1)
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metamorphism (1)
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metasomatism (1)
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mineral deposits, genesis (2)
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mineral exploration (1)
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North America
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Canadian Shield (1)
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J. N. Ludden
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Journal Article
Spherulitic rhyolites of the Archean Blake River Group, Canada; implications for stratigraphic correlation and volcanogenic massive sulfide exploration Available to Purchase
Publisher: Society of Economic Geologists
Published: 01 April 1996
Economic Geology (1996) 91 (2): 343–354.
Journal Article
Trace element mobility in alteration zones associated with Archean Au lode deposits Available to Purchase
Publisher: Society of Economic Geologists
Published: 01 August 1984
Economic Geology (1984) 79 (5): 1131–1141.