. Bulletin - United States National Museum. Science. Fig. 71.—Azurite. Skylark Mine, Bayhorse district, Custer County Mcasurements of azurite crystal, Skylark mine Form Symbol Quality, description Measured Calculated No. Letter Gdt. Miller V P <e P 1 c a m a . I p h 0 coO oo 10 0% 02 2 001 100 110 101 023 021 221 90 00 90 00 49 28 90 00 2 48 1 05 49 38 1 57 90 00 90 00 46 39 32 05 61 14 70 13 90 00 90 00 49 39 90 00 4 05 1 22 50 13 2 24 ? do 90 00 3 ...do. .. 90 00 4 47 10 5 ft Very good .. do 30 28 60 25 7 70 02 ELMORE COUNTY Small amounts of azurite have been reported as occurring in the
. Bulletin - United States National Museum. Science. Fig. 71.—Azurite. Skylark Mine, Bayhorse district, Custer County Mcasurements of azurite crystal, Skylark mine Form Symbol Quality, description Measured Calculated No. Letter Gdt. Miller V P <e P 1 c a m a . I p h 0 coO oo 10 0% 02 2 001 100 110 101 023 021 221 90 00 90 00 49 28 90 00 2 48 1 05 49 38 1 57 90 00 90 00 46 39 32 05 61 14 70 13 90 00 90 00 49 39 90 00 4 05 1 22 50 13 2 24 ? do 90 00 3 ...do. .. 90 00 4 47 10 5 ft Very good .. do 30 28 60 25 7 70 02 ELMORE COUNTY Small amounts of azurite have been reported as occurring in the ores of the Tahoma mine, Atlanta district. LEMHI COUNTY Although nowhere as abundant as malachite, azurite has been noted in most of the districts. It occurs in the oxidized portions of those veins which bear copper minerals. "JB. Umpleby U ,S .Geol. Survey ,Prof. Paper 97 ,p. 50, 1917. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.
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