Gemstone hunting in Finnish Carelia
By jeltsch on Wed, 05/31/2017 - 21:38
Last Sunday, we participated in the spring excursion of the Finnish Gemstone Hobbyists’ Society (Suomen Jalokiviharrastajain Yhdistys) to a spectrolite quarry near Ylämaa. Spectrolite is a variety of labradorite, which shows a rich iridescense.
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