 | | Journal (article/letter/editorial) | | Coquimbite from Nevis, West Indies RARE crystals of coquimbite are intimately associated with tamarugite ~ eff...opalized and alunitized bandaite or andesitic debris 2 at the I45-ft. contour in Clark's Ghut, near Jessup...Jessup Village, Nevis, Leeward Islands, West Indies (approximately 17 ~ 09' 3o" S., 62 ~ 37' E.). Very...from those described by Sakurai, Kato, Fujiyama, and Imayoshi (1958, p. 775, figs. I-5 from Konomai Mine...Hokkaido, Japan). Development of poorly reflective and more or less unmeasurable faces probably results |  | | Journal (article/letter/editorial) | | jarosite, 941 . Cumberland, gilbertitc, 6o6. George and Charlotte mine, Tavistock, Devon, 'tavistockite'...localities, 48o: Brockham, Hog's Back, Merstham, and Marden Castle, Surrey; Cholsey, Harwell, Sparsholt...Wood, Buckinghamshire; Lower Froyle, Selt)orne, and West Worldham, tlampshire; Pegwell Bay attd Upnor...Kola, arfvedsonite, 317. Kola peninsula, alkaline and ultramafic rocks, xliii. ASIA Asiatic U.S.S.R. ... Newry, Oxford Co., montebrasite, 414. CENTRAL AND SOUTH AMERICA Bolivia Cochabamba, gersdorffite, |  | | Journal (issue) | | Number 52 The petrology of Nevis, Leeward Islands, West Indies Overseas Geology and Mineral Resources C....Abstract Introduction The main eruptive centres and their petrography Windy Hill centre 2 Hurricane Hill...volcanics 15 Nevis Peak volcano 15 Cognate xenoliths Notes on the mineralogy of the rocks of Nevis Plagioclase...Amphibole 24 Tridymite and cristobalite 25 Opaque oxides 26 The highly altered rocks of Nevis Farrn Estate 28...30 Jarosite group 30 Alunogen 30 Mendozite 31 Tamarugite 31 Coquimbite 31 References PLATES I The late |  | | Journal (article/letter/editorial) | | in lower-case roman, and Localities in italics. The minerals, localities, and authars mentioned in the...Acmite, synthesis, solid solution with diopside and hedenbergite, opt., cell-dimensions, 216; Rockall...synthesis, X-ray, 253; Greenland and Kola, X-ray, 253. Ages of alkaline and ultramafic rocks of Kola peninsula...opt., 37o; natural and synthetic, variation of ~oI reflection in, I6; natural and synthetic, lattice...lattice dimensions and thermal expansion, I56; see also alkali feldspar. ALIEV (R. M.), see KASHKAI(M.-A.), |
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