 | | Journal (article/letter/editorial) | | SPHERULITIC ALKALI RHYOLITE DIKES IN THE ATSUTLA RANGE, NORTHERN BRITISH COLUMBIA1 W. H. MAtnnws, Uniaers'ityoJ...Uniaers'ityoJ British Columbio, Vancouaer AND K. D. WarsoN, [Jni,aersityof California, Los Angeles. ABSTRACT...ABSTRACT Several alkali rhyolite dikes, generally displaying spherulitic structure, and containing riebeckite...riebeckite, occur in the Atsutla Range of northern British Columbia. Spherulitic growth in one dike has...elsewhere, the features that have localized spherulitic growth are not apparent. Where both the dark |  | | Journal (article/letter/editorial) | | 3 2 7 , 3 3 3 Ba, Sr, Sc andZr in chondritesand Alkali silicates, crystal geometry ultramafic rocks. (Pinson...quartz from Yellowknife, Northwest Territories' Jl6 Canada. 872 B r a d l e yO, . . . . . . Bradley, W. F...ite, a vanadium member of . 1 2 4 2 Camptonite dikes, amYgdular,from t h e d i a s p o r e g r o u p...Coleman, L. C. Mineralogy of the Yellowknife Bay Area, N.W.T. 506 Colemanite, r-ray crystallography ....arrangementof . (West). . 363 Crystal geometry of alkali silicates. (Donnay,Donnay).. r6s Crystallographic |  | | Report (volume) | | Washington, D. C. A.I.M.E. Trans.-American Institute of Mining and Metallurgical Engineers Transactions. New York...-Arkansas Resources and Development Commission, Division of Geology Bulletin; Information Circular. Little...Breviora. Cambridge, Mass. British Columbia Dept. Mines Ann. Rept.; BulL-British Columbia Department of Mines...Mines Annual Report; Bulletin. Victoria, British Columbia. Buffalo Soc. Nat. Sci. BulL-Buffalo Society of...Rept.-California Department of Natural Resources, Division of Mines Bulletin; Special Report. San Francisco |
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