photograph their specimens for this book. Front co,·er photos: Turquoise, polished. 55 mm, ZhiJandy...Capillitas, Argentina, H Back cO\·erphoto: Wolframite. 45 mm. Yaogangxian, China, H Page 1: MuscO\ite. 45...Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed by Grdllit.u.o. Stefanikova43...crystal optics for reflected light, valid for opaque Co/or, transparenCJ', luster,streak minerals, the general...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture) |