Sinkankas, John
Prospecting For Gemstones And Minerals / by John Sinkankas - 2nd.ed. - New York : Van Nostrand Reinhold Company , 1970 - xviii, 397 pages.: illustrations .; 23 cm
First ed. published in 1961 under title: Gemstones and minerals: how and where to find them
Includes bibliographical references (p.: 380 - 387 ), indexs ( p.: 389 - 397)
0442076193
Precious stones
Mineralogy
622.18 / SIN 1970
Prospecting For Gemstones And Minerals / by John Sinkankas - 2nd.ed. - New York : Van Nostrand Reinhold Company , 1970 - xviii, 397 pages.: illustrations .; 23 cm
First ed. published in 1961 under title: Gemstones and minerals: how and where to find them
Includes bibliographical references (p.: 380 - 387 ), indexs ( p.: 389 - 397)
0442076193
Precious stones
Mineralogy
622.18 / SIN 1970