Sökresultat för: Robert J. Lauf
Collector's Guide to the Tourmaline Group (Häftad)
avRobert J. Lauf
ISBN: 9780764337758 - UTGIVEN: 2011-08
Collector's Guide to the Beryl Group (Pocket)
avRobert J. Lauf
ISBN: 9780764338786 - UTGIVEN: 2011-11Beryl in its many color varieties is a favorite of both mineral collectors and gemologists. Superb examples are found at many locales worldwide, mainly in pegmatites and schists. Other members of the group are prized by species collectors and micromount enthusiasts. This book explains how beryl is f[...]
A Collectors Guide to the Garnet Group (Pocket)
avRobert J. Lauf
ISBN: 9780764340031 - UTGIVEN: 2012-04Garnet, with its many color varieties, is a favorite of both mineral collectors and gemologists. Superb examples are found at many locales worldwide, in both igneous and metamorphic rocks. Other members of the group are prized by species collectors and micromount enthusiasts. Over 120 color photos o[...]
Collector's Guide to Quartz and Other Silica Minerals (Pocket)
avRobert J. Lauf
ISBN: 9780764341618 - UTGIVEN: 201209
Collector's Guide to the Feldspar Group (Häftad)
avRobert J. Lauf
ISBN: 9780764343292 - UTGIVEN: 201305
