 | 1872 - 536 pages
...exhibit the following order of formations, commencing on the NW side of the opening : — lt chrysolitic rock somewhat mixed with anthophyllite ; 2, a layer...sometimes in narrow veins or widening out to several feet The chloritic layers 4 and 5 do not possess the character of a true chloriteslate, but constitute rather... | |
 | 1872 - 1060 pages
...exhibit the following order of formations, commencing on the NW side of the opening : — 1, chrysolitic rock somewhat mixed with anthophyllite ; 2, a layer...sometimes in narrow veins or widening out to several feet The chloritic layers 4 and 5 do not possess the character of a true chloriteslate, but constitute rather... | |
 | American Philosophical Society - 1873 - 560 pages
...according to Prof. Shepard (loc. cit.) : " 1. Chrysolite rock, somewhat mixed with authophyllite ; 2. a layer of micaceous rock ; 3. a seam of chalcedony ; 4. a stratum of chloride rock (ripidolite); 5. the same through which the corundum is irregularly diffused, sometimes... | |
 | National Academy of Sciences (U.S.) - 1895 - 712 pages
...are there developed, according to CU Shepard. being (1) chrysolite rock mixed with anthophyllite, (2) micaceous rock, (3) a seam of chalcedony, (4) a stratum of chloritic rock (ripidolite), and (5) a similar layer through which the corundum is irregularly diffused. According to .T. Willcox,... | |
 | 1898 - 1090 pages
...calls the development of the "Strata" which "exhibit the following order of formations: 1. Chrysolitic rock somewhat mixed with anthophyllite ; 2. a layer...(ripidolite) ; 5. the same through which the corundum is regularly diffused, sometimes in narrow veins or widening out to several feet." Nowhere in this article... | |
 | 1905 - 918 pages
...California, vol. 5, No. 8, pp. 210-229. t Am. Jour. Scl., 3d Her., vol. 4, pp. 100-114, 175-177, 1872. stratum of chloritic rock (ripidolite) ; (5) the same, through which the corundum is regularly diffused, sometimes in narrow veins or widening out to several feet." Nowhere iu this article... | |
 | Joseph Hyde Pratt, Joseph Volney Lewis - 1905 - 562 pages
...the development of the " strata " which exhibit the following order of formations : " (1) Chrysolitic rock somewhat mixed with anthophyllite ; (2) a layer...(ripidolite) ; (5) the same through which the corundum is regularly diffused sometimes in narrow veins or widening out to several feet." Nowhere in this article... | |
 | Joseph Hyde Pratt - 1906 - 236 pages
...California, vol. 5, No. 8, pp. 219-229. T Am. Jour. Sci., 3d ser., vol. 4, pp. 109-114, 175-177, 1872. stratum of chloritic rock (ripidolite) ; (5) the same, through which the corundum is regularly diffused, sometimes in narrow veins or widening out to several feet." Nowhere in this article... | |
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Chrysolitic rock somewhat mixed with anthophyllite ; 2. a layer of micaceous rock; 3. a seam of chalcedony ; 4. a stratum of chloritic rock (ripidolite) ; 5. the same through which the corundum is regularly diffused, sometimes in narrow veins or widening... 