| | Journal (article/letter/editorial) | 1–11. Typomorphism and Parasteresis of Yushkinite, the Pai-Khoi Anticlinorium N. S. Koval’chuk and A....Pervomaiskaya 54, Syktyvkar, 167982 Russia Received February 12, 2007 Abstract—Yushkinite found in quartz–calcite...hydrothermal veins in the Pai-Khoi Anticlunorium (the middle reaches of the Silova-Yakha River) is associated with...with fluorite, sphalerite, and sulvanite and occurs as fine-lamellar aggregates. The mineral is pinkish...hardness is lower than 1. In reflected light, yushkinite is anisotropic, with strong bireflectance. It |
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