California mines and minerals . and maintainedby the Board of Trade, illustrative of agriculture, horticulture, viticulture, and other industries of California. Allvisitors and Iesidents are invited to inspect the Mu-seum, Library, and other rooms of the Bureau and gain a personalknowledge of its operations. THE MUSEUM. The Museum now contains over 20,000 specimens, carefully labeled and attractively arranged in showcases in agreat, well-lighted hall, where they can be easily studied. The collection of ores from California mines is of coursevery extensive, and is supplemented by many cases of
California mines and minerals . and maintainedby the Board of Trade, illustrative of agriculture, horticulture, viticulture, and other industries of California. Allvisitors and Iesidents are invited to inspect the Mu-seum, Library, and other rooms of the Bureau and gain a personalknowledge of its operations. THE MUSEUM. The Museum now contains over 20,000 specimens, carefully labeled and attractively arranged in showcases in agreat, well-lighted hall, where they can be easily studied. The collection of ores from California mines is of coursevery extensive, and is supplemented by many cases of characteristic ores from the principal mining districts of theworld. The educational value of the exhibit is constantly increased by substituting the best specimens obtainablefor those of less value. These mineral collections are not only interesting, beautiful, and in every way attractive to the sightseers of allclasses, but are also educational. They show to manufacturers, miners, capitalists, and others the character and (4). MIXERAI, MISKrAr. (.\r>IKORXIA STATE .MINIXC HI l: quality of the economic minerals of the State, and where they are found. Plans have been formulated to extend theusefidness of the exhibit by special collections, such as one showing the chemical composition of minerals; anothershowing the mineralogical composition of the sedimentary, metamorphic. and igneous rocks of,the State: the petroleum-bearing formations, ore bodies, and their country rocks, etc. Besides the mineral specimens, there are many models, maps, photographs, and diagrams illustrating the modernpractice of mining, milling, and concentrating, and the technology of the mineral industries. An educational seriesof specimens for high schools has been inaugurated, and new plans are being formulated that will make the Museumeven more useful in the future than in the past. Its popularity is shown by the fact that over 120,000 visitorsregistered last year, wliile many failed to leave any recor
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Keywords: ., bookcentury1900, bookdecade1900, bookidproductionsm, bookyear1904
