Detailed Summary Report
Assessment Report: 11776
Property Name |
Expo 11776.pdf |
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Location |
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Mining Divisions | Nanaimo | ||||||||||||
Mining Camp | |||||||||||||
Title | Geological and Geophysical Report on the Expo 1983 - A and B Groups | ||||||||||||
Report Year | 1983 | ||||||||||||
Number of Pages | 54 | ||||||||||||
Statements of Work | n/a | ||||||||||||
Affidavit Date | 1983-10-19 | ||||||||||||
Off Confidential | 1984-10-19 | ||||||||||||
Claims | EXPO | ||||||||||||
General Work Categories | Geological, Geophysical, Physical | ||||||||||||
Operators |
BHP-Utah Mines |
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Owners | |||||||||||||
Authors |
Clarke, G.A. Muntanion, H. |
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MINFILE Nos | 092L 240 | ||||||||||||
Commodities | |||||||||||||
Work Done |
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Keywords | |||||||||||||
Related Report(s) | 10982, 6531, 6184 | ||||||||||||
File(s) |
11776.pdf |
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Geological Summary |
A SCATTERED BUT WIDESPREAD ZONE OF PROPYLITIC AND LOCALLY ARGILLIC, PYROPHYLLITIC, PHYLLIC, SILIC- EOUS AND PYRITIC ALTERATION OF BONANZA VOLCANICS IS CLOSELY RELATED TO NORTHWEST TRENDING INTER- MEDIATE COMPOSITION STOCKS. YOUNGER QUARTZ-FELSPAR PORPHYRY DYKES ARE EXPOSED BETWEEN THE STOCKS AND ALTERATION ZONES. MINERALIZATION CONSISTS MAINLY OF PYRITE, OCCURRING AS DISSEMINATIONS, IRREGULAR STRINGERS AND FRACTURE CONTROLLED VEINLETS IN ARGILLIZED AND PHYLLITIZED VOLCANICS.
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