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Besner Mine (Bessner; Henvey pegmatite), Henvey Township, Parry Sound District, Ontario, Canada

Thucholite
Besner Mine, Henvey Township, Parry Sound District, Ontario, Canada

Photo: alfredo petrov
Latitude: 45°48'27"N
Longitude: 80°31'13"W
Granite pegmatite dike. Concession B, Lot 5

"The deposit was worked for feldspar from 1926 to 1929 by Wanup Feldspar Mines Limited which shipped about 2268 t of feldspar. It was the largest feldspar operation in the district. The open-pit measures 46 m by 15 m and 9 m deep."

Yellow liquid oil and nodules of hardened oil were reported to occur in fracture zones in the pegmatite.

Mineral List

Albite
'Allanite'
'var: Pyrorthite'
'Apatite'
Beryl
'Biotite'
'Bitumen
var: Elaterite'

Calcite
'Chert'
'Garnet'
Hematite
var: Martite

Magnetite
Marcasite
Microcline
Muscovite
'Perthite'
'Petroleum'
Pyrite
'Pyrobitumen
var: Thucholite'

Quartz
var: Chalcedony ?
Titanite
Uraninite
Zippeite
Zircon
var: Cyrtolite



25 entries listed. 12 valid minerals.

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References

Traill, R. J., 1970, A Catalogue of Canadian Minerals, Geological Survey of Canada, Paper 69-45, pp. 649.
Ann P.Sabina (1986), Rocks and Minerals for the Collector, Bancroft-Parry Sound Area and Southern Ontario. GSC Misc. Report 39.

Hugh S. Spence (1930) A REMARKABLE OCCURRENCE OF THUCHOLITE AND OIL IN A PEGMATITE DYKE, PARRY SOUND DISTRICT, ONTARIO. The American Mineralogist, 15, No. 11, 499-520.

P. K. KURODA and R. D. SHERRILL (1977) Xenon and krypton isotope anomalies in the Besner Mine, Ontario, thucholite. Geochemical Journal, Vol. 11, 9-19.

Rose, E.R. (1960) Rare Earths of the Grenville Sub-Province, Ontario and Quebec. Geological Survey of Canada Paper 59-10, p.18

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Copyright © Jolyon Ralph and Ida Chau 1993-2014. Site Map. Locality, mineral & photograph data are the copyright of the individuals who submitted them. Site hosted & developed by Jolyon Ralph. Mindat.org is an online information resource dedicated to providing free mineralogical information to all. Mindat relies on the contributions of thousands of members and supporters. Mindat does not offer minerals for sale. If you would like to add information to improve the quality of our database, then click here to register.
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