 | | Journal (issue) |
| this booklet interesting. Write to me for a copy. GROUP ADS You’ve seen them in the Mineralogical Record:...seemed to amplify the effect. Since then, two more group ads have joined the ranks. “Arizona Dealers” was...Betty, Dave or Jim) wishes to handle it foi the group, he or she collects money from each advertiser,...slope in West Germany. Figure 5. Silver crystal group 1 cm tall from the Angelika mine, Nieder-Beerbach...The fissures are filled with a clayey mass of chlorite, muscovite and calcite. They do not carry silver |
 | | Book |
| Berkshire RG11 2PY, England Van Nostrand Reinhold 480 La Trobe Street Melbourne, Victoria 3000, Australia...Especies Minerales de Jalisco; D. Santiago Ramirez’s La Riqueza Minera de Mexico, and his translation of...pa Biren vem, nM cad tomas ies ery £5 ao hebe, La iOd aay Am gle Pha yy i;sian, WRT a ss] ae " re...(Fig. 1) produced specimens from such places as the La Fé Mine in the state of Chiapas and Santa Rosalia...took refuge in a remote side canyon of the Sierra de la Santa Eulalia where they accidentally rediscovered |
| | Book |
| Berkshire RG 11 2PY, England Yan Nostrand Reinhold 480 La Trobe Street Melbourne, Victoria 3000, Australia...£species Minerales de Jalisco; D. Santiago Ramirez's La Riqueza Minera de Mexico, and his translation of...(Fig. 1) produced specimens from such places as the La Fe Mine in the state of Chiapas and Santa Rosalia...took refuge in a remote side canyon of the Sierra de la Santa Eulalia where they accidentally rediscovered...considered to be the bonanza days of the Real de la Santa Eulalia. A small n1ining cc:1mp, located below |
 | | Book (edition) |
| Chrysoberyl Spinel Topaz Tourmaline The Garnets Feldspar Group Zircon Peridot 69 92 117 150 167 171 175 185 195...book would be more sensibly shared out among a group of authors/gemmologists, each member tackling his...Edition being extracted from ‘Gems of the Silica Group’ to form a separate chapter. I have also reintroduced...some reason, the stones are better placed in a group forming a small subchapter. In the technical section...metamorphic rock consisting largely of amphibole group minerals and feldspars. In geology, this understanding |
 | | Book |
| a mineral belonging to the actinolitetremolite group having the nature of an asbestos. cabochon a gemstone...weathering; garnet crystals may alter (in the main) to chlorite and olivine may alter to serpentine or to Inclusions... Inclusions in the major gemstones 11 chlorite. Olivine inclusions appear as transparent crystallites...in the major gemstones 15 Garnet In the garnet group demantoid shows the diagnostic inclusions of byssolite...frameworks or other structures. In the olivine group and in the garnets the tetrahedra are independent |
| | Book |
| a mineral belonging to the actinolitetremolite group having the nature of an asbestos. cabochon a gemstone...elongated and olivine may behave in a similar way. The la~ter, in fact, has frequently been misidentified as...weathering; garnet crystals may alter (in the main) to chlorite and olivine may alter to serpentine or to Inclusions... Inclusions in the major gemstones 11 chlorite. Olivine inclusions appear as transparent crystallites...in the major gemstones 15 Garnet In the garnet group demantoid shows the diagnostic inclusions ofbyssolite |
