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" ELPASOLITE. From St. Peters Dome, Pikes Peak district, Colorado. Described as a new species by Cross and Hillebrand in Bulletin 20. Incomplete analysis on insufficient material, by WF Hillebrand. The fluorine was deduced by calculation on the assumption... "
Bulletin of the United States Geological Survey - Page 18
by Geological Survey (U.S.) - 1903
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The American Journal of Science

Earth sciences - 1883 - 544 pages
...upon a small portion. Fluorine was present in quantity, and the percentage given below is calculated on the assumption that the metals are fully combined with it Al 11-40 Ca 0-72 Mg 0-22 Ka 28-94 Na 990 P 46-98 98-16 From the above data may be derived a formula analogous...
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Bulletin, Issues 216-222

Geology - 1903 - 1030 pages
...Carefully selected crystals. Specific gravity, 2. 9G5 at 17°; 2.962 at 22°. a By difference. ELPASOLJTE. From St. Peters Dome, Pikes Peak district, Colorado....assumption that the metals are fully combined with it. Al_ 11.32 Ca 72 Mg 22 K 28.94 Na 9.90 F .. .. 46.98 98.08 GEARKSUTITE. From St. Peters Dome, Pikes...
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Mineral Analyses from the Laboratories of the United States Geological ...

Frank Wigglesworth Clarke - Geology, Economic - 1903 - 558 pages
...Carefully selected crystals. Specific gravity, 2.965 at 17°; 2.962 at 22°. a By difference. ELF ASO LITE. From St. Peters Dome, Pikes Peak district, Colorado. Described as a new species by Cross and Hillobraud in Bulletin 20. Incomplete analysis on insufficient material, by WF Hillebrand. The fluorine...
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Analyses of Rocks and Minerals from the Laboratory of the United States ...

Frank Wigglesworth Clarke - Analytical geochemistry - 1910 - 352 pages
...Fresh, transparent, crystalline material. D. Carefully selected crystals. Sp. gr., 2.965 at 17°; 2.962 at 22°. a By difference. ELPASOLITE. From St. Peters...Described as a new species by Cross and Hillebrand in Bull. 20. Incomplete analysis on insufficient material, by WF Hillebrand. The fluorine was deduced...
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United States Congressional Serial Set

United States - 1910 - 872 pages
...D. Carefully selected crystals. Sp. gr., 2.965 at 17°; 2.962 at 22°. o By difference. ELPASOLITK. From St. Peters Dome, Pikes Peak district, Colorado. Described as a new species by Cross and liillebrand in Bull. 20. Incomplete analysis on insufficient material, by WF Uillebrand. The fluorine...
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Analyses of Rocks and Minerals from the Laboratory of the ..., Issues 591-592

Frank Wigglesworth Clarke - Rocks - 1915 - 392 pages
...Peters Dome, Pikes Peak district, Colo. Described as a new species by Cross and Hillebrand in Bull. 20. Incomplete analysis on insufficient material,...metals are fully combined with it. Al ,...11.32 Ca 72 Mg : .22 K 28.94 Na 9.90 F 46.98 98.08 GEARKSUTITE. From St. Peters Dome, Pikes Peak district, Colo....
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