Strange Lake (Lac Brisson) (Record #250) rare-earth element deposit in Quebec, Labrador, Canada

Strange Lake (Lac Brisson)

Alkalic igneous rare earth element deposit in Quebec, Labrador, Canada

Geographic location

Country	Canada
State or province	Quebec, Labrador
Geographic location:	-64.116667, 56.3
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Location references

Woolley, A.R., 1987, Alkaline rocks and carbonatites of the world; Part 1, North and South America: London, United Kingdom, British Museum of Natural History, 216 p.

Geologic characteristics

Deposit type	Alkalic igneous
Age of deposit	1271±30 Ma (K-Ar, amph, granite)
REE minerals	gadolinite bastnäsite kainosite pyrochlore monazite allanite apatite astrophyllite
Ore minerals	gittinsite apatite zircon niobium beryllium fluorite narsarsukite elpidite thorite hematite armstrongite leifite titanite galena astrophyllite aenigmatite
Gangue minerals	aegirine arfvedsonite albite quartz potassium feldspar
Host rock types	pegmatite in peralkaline granite

Nearby scientific information

Geologic map unit	-64.116666666667, 56.3
Other databases	Find additional scientific data near this location

Economic information

Status	Potential resource
Company	Iron Ore Co. of Canada and Ming Financial Corp. (1996)
Resource estimates	52. Mt @ 0.54% REE, 0.31% Y2O3, 2.9% ZrO2 (1983) 55. Mt @ 0.38% Y, 2.99% ZrO, 0.29% Nb2O5, 0.076% BeO, unspecified REO 1.3% REO and 0.66% Y

References for resource estimates

Castor, S.B., 1994, Rare earth minerals, in Carr, D.D., ed., Industrial minerals and rocks, 6th edition: Littleton, Colorardo, Society for Mining, Metallurgy, and Exploratin, Inc., p. 827-839.
Hedrick, J.B., 1997, Rare earths: U.S. Geological Survey Minerals Yearbook 1996.
Jackson, W.D., and Christiansen, Grey, 1993, International strategic minerals inventory summary report-- Rare-earth oxides: U.S. Geological Survey Circular 930-N, 68 p.

Comments

Discovered in 1979. 250 km NE of Schefferville. Be deposit. Complex only partially exposed. Peralkaline granite complex about 6 km in diameter. Mineralization in roof zone of magma chamber.

Bibliographic references

Anstett, T.F., 1986, Availability of rare-earth, yttrium, and related thorium oxides - market economy countries: U.S. Bureau of Mines Information Circular 9111, 19 p.
Castor, S.B., 1994, Rare earth minerals, in Carr, D.D., ed., Industrial minerals and rocks, 6th edition: Littleton, Colorardo, Society for Mining, Metallurgy, and Exploratin, Inc., p. 827-839.
Jackson, W.D., and Christiansen, Grey, 1993, International strategic minerals inventory summary report-- Rare-earth oxides: U.S. Geological Survey Circular 930-N, 68 p.
Mariano, A.N., 1983b, Some characterization data on the Strange Lake complex of Quebec-Labrador and Bokan Mountain, Alaska: confidential report to Molycorp Inc., 26 p.
Mariano, A.N., 1989, Economic geology of rare earth minerals, in Lipin, B.R., and McKay, G.A., eds., Geochemistry and mineralogy of the rare earth elements: Washington, D.C., Mineralogical Society of America Reviews in Mineralogy 21, p. 309-348.
Miller, R.R., 1996, Structural and textural evolution of the Strange Lake peralkaline rare-element (NYF) granitic pegmatite, Quebec-Labrador: The Canadian Mineralogist, v. 34, p. 349-371.
Roskill Information Services, 1994, The economics of rare earths & yttrium, 1994, ninth edition: London, Roskill Information Services, 296 p. + appendices.
Hedrick, J.B., 1997, Rare earths: U.S. Geological Survey Minerals Yearbook 1996.
Laval, Michel, 1992, Les terres rares: gisements et aperçu économique: Chronique de la Recherche Miniere, no. 507, p. 27-41.
Roskill Information Services, 1988, The economics of rare earths & yttrium, 1994, seventh edition: London, Roskill Information Services, 359 p. + appendices.
Howse, A.F., and Wardle, R.J., 2001, Industrial rocks and minerals in Newfoundland and Labrador: achievements and aspirations, in Dunlop, Susan, and Simandl, G.J., eds., Industrial Minerals in Canada: Canadian Institute of Mining, Metallurgy and Petroleum Special Volume 53, p.263-274.