Latitude: 45°18'51"N
Longitude: 77°22'42"W
(Quadeville East Mine; Wal-Gem East Quarry; McCoy Beryl Mine; Pegmatite on Lot 23)
In granite pegmatite located about 2.1 km north of Quadeville, and approximately 500m east of the road leading north from the town (The Letterkenny Road). The area has also been refered to as a pegmatite on lot 23, concession XV, Lyndoch Township.
The occurrence is made up of two mines: Quadeville East Mine (Beryl Pit), & the Quadeville West Mine (
Rose Quartz Quarry).
The Beryl Pit is made up of an open cut 76 m long, 15 m wide, & 2 to 11 m deep. The western part of the cut exposes microcline-perthite-cleavelandite-quartz pegmatite containing tourmaline. The eastern part of the cut exposes albite-perthitic microcline-quartz-biotite pegmatite.
An east-west trending surface mine in a pegmatite connected to the Rose Quartz Pit a couple of km west. Mined for beryl in the 1930's. This is considered part of the Bancroft area.
The Beryl Pit is currently owned by a company called Aquarose (2011)
The Beryl Pit is a fee for collecting site.
The GPS coordinates are of the MacEwen gas station in Quadeville, where you must purchase your permit to visit the pit & there you will get directions to the pit.
Mindat Articles
Beryl Pit, Where the Beryls Hide in Ontario by Michael Adamowicz
Mineral List
54 entries listed. 34 valid minerals.
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References
- Ellsworth, H. V., (1927): Lyndochite - a New Mineral of the Euxenite-Polycrase Group from Lyndoch Township, Renfrew County, Ontario. American Mineralogist. 12, 212-218.
- Steacy, H.R., Rose, E. R., Moyd, L. & Hogarth, D.D. (1982): Some classic Mineral Localities of Southeastern Ontario. Mineralogical Record 13: 197-203
- Sabina, Ann, P., Geological Survey of Canada, Miscellaneous Report 48. Quadeville East & West Mines, page 53-56.
- Ercit, T.S. (2002): "Lyndochite" revisited: A cautionary note on discreditations. Canadian Mineralogist. 40: 1211-1213
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