A popular guide to minerals : with chapters on the Bement Collection of minerals in the American Museum of Natural History, and the development of mineralogy (1912)
Gratacap, L. P. (Louis Pope), 1851-1917 · New York : D. Van Nostrand · leaf 188
ulphide & antimonide of lead. Binnite. Isometric. Sulphide & arsenide of copper. Dufrenoysite. Orthorhombic. Sulphide & arsenide of lead. Jamesonite. (( Sulphide & antimonide of lead. Freieslebenite. Monoclinic. Sulphide & antimonide of lead (and silver. Bournonite. Orthorhombic. Sulphide and… … co ^2 o n 6 •- 3 u < Oh . Si^ C O w o H t-H o o U J tr < o u o ?3 \ GUIDE TO COLLECTIONS 123 Realgar and Orpiment. These mineral species are respec-tively mono- and tri-siilphide of arsenic. The former occurs in verybeautiful red crystals, which upon exposure break down into apulverulent mass of…
American Museum of Natural History. Bement Collection of Minerals · Mineralogy
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