 | | Report (issue) | | been found in the mining the nugget Jim, Placer County, California, in 1871 by a small girl in who town...Indian minerals 25 The discovery Borax 28 of gold in California 30 Crestmore 36 Pegmatite gem...The bibliography has been updated and expanded. County lists published by Collins (1) pp. 40-64, in Murdoch...rhyolite locality in Alameda County and the lawsonite type locality Marin County, which have been completely...natural bounties of this region. Mineral riches gold and silver, mainly were among the chief attractions |  | | Report (issue) | | Aboriginal and Indian minerals 13 Tlie discovery of gold in California 16 Borax 18 Crestmore Pegmatite...(and the surface form, rhyolite) has essentially quartz and orthoclase feldspar, with usually considerable... Syenite (and trachyte) are much the same, but quartz is usually absent. Diorite (and andesite) carry...with occasional pyroxene or biotite, and sometimes quartz (granodiorite). Gabhro (and basalt) are essentially...sediments (shale), are largely clay and finely divided quartz. The coarse are sand grains (sandstone), or pebbles |  | | Book | | spirited enough to look citizens after their county interests, prepared from the Secretary's all...California. BY Charles G. Yale. ^INCE the discovery of gold produced of that metal the in California, the State... from time of first production. means, since gold production still And this is not the end, by...of dollars in gold annually, and still continues yielding attract investors to its gold not as great...exhausted, but, at the present time, the gold mainly comes from quartz mines and cult to obtain. is naturally |
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