English
Reprint from: The Transactions of the Royal Society of Canada, Third Series, Vol. XX, Section IV (1926) pp. 113-136. Read May meeting, 1926 " Briefly outlines geology then gives descriptions of chrysoberyl, gem quality blue sillimanite pebbles, nepheline, sodalite, forsterite, and from the large granitic pegmatite at Sakangei [or Sakangyi], lepidolite, muscovite, topaz, cassiterite; the latter deposit noted for production of very large clear rock crystals, also large topaz crystals."--Gemology by J. Sinkankas, entry no. 0023.
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