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The forgotten uses of selenite
Mineralogical Magazine and Journal of the Mineralogical Society
We are apt to regard selenite or transparent gypsum as a useless mineral, apart from the very small quantity used in plates for microscope work. It is the object of this paper to show that from the first, to at any rate the seventeenth century in Europe and to the first half of the nineteenth in South America, considerable use was made of it. For the classical period the argument is based upon the identification of lapis specularis as mainly, if not entirely, selenite. Most translators renderdoi:10.1180/minmag.1943.026.182.01 fatcat:o3fmycqu3rc6toscuvramfx77m