 | | Report (issue) | | 31 University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...copyright © 2004 unless otherwise noted Map of Mining Districts and significant mineral occurrences of...Olivenite, 1.6-cm cluster, Majuba Hill Mine, Antelope district, Pershing County. N. Prenn collection....production of environmental protection equipment. Mining and the discovery, identification, and development...to Nevada in 1929 and was actively involved in mining in the state and the western U.S. for the rest |  | | Book (edition) | | deals with the descriptive mineralogy of a selected group of species representing those most likely to be...one species only, or even specimens only from one mine. Whatever limits the collector imposes on himself...educated collector and connoisseur. In the latter group may be, for example, alexandrite twins from the...case of certain metals INTRODUCTION 1] such as gold, silver, iron, etc. Even these are really never...in properties and appearance between elements as gold and oxygen, or carbon and lead, all are brothers | | | Book (edition) | | vvith the descriptive mineralogy of a selected group of species representing those most likely to be...one species only, or even specimens only from one mine. Whatever limits the collector imposes on himself...educated collector and connoisseur. In the latter group may be, for example, alexandrite twins from the...case of certain metals INTRODUCTION ll such as gold, silver, iron, etc. Even these are really never...in properties and appearance between elements as gold and oxygen, or carbon and lead, all are brothers |  | | Book (edition) | | useful in the arts and sciences and therefore worth mining. The formation of various types of ore deposits... INTRODUCTION 3 THE AGES OF METAL It is likely that gold and copper, both known to occur widel y in native...attractive color, and resistance to tarnishing, gold was used mainly for ornament; copper, easily hardened...veapons were mistaken for an "inferior'' kind of gold by the Spaniards and eagerly traded for. The mistake...Historica, in ,vhich man y observations ,vere made on mining and m ineralogical n1atters in the various portions |
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