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Canadian Treasure from the Earth!! Very Rare Carletonite Egg From Mont Saint Hilaire, Quebec, Canada - 2.4"

EXQUISITE !! This is a very rare blue Carletonite Egg o from world - famous location - Mont Saint Hilaire.
Carletonite is a rare mineral that can be found at its type, and only, locality at the Poudrette quarry at Mont Saint-Hilaire in Quebec, Canada. There, it occurs "in cores of thermally metamorphosed wall-rock xenoliths of shale and interbedded limestone, now hornfels and siliceous marble, in nepheline syenite in a intrusive alkalic gabbro-syenite complex." (Ref. Handbook of Mineralogy, Anthony et al (1995) and MSA at http://www.handbookofmineralogy.org/pdfs/carletonite.pdf).
The Egg made in Canada by Ken Eisenbarth.
Location: Poudrette quarry , Mont Saint-Hilaire, Montérégie, Québec, Canada
Size: 6.0 x 4.5 centimeters
Weigh: 178 Grams


To read more go to https://www.mindat.org/loc-599.html

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