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attempt has been made to collect, summarize and group these contributions under mineral headings, and...exceptions, the treatment of each mineral or mineral group is in five sub-sections. In the Structure section... Chain Silicates PYROXENE GROUP.1 Orthopyroxenes ........ Diopside-Hedenbergite Johannsenite 8 ...RHODONITE.182 BUSTAMITE.191 PYROXMANGITE.196 AMPHIBOLE GROUP.203 Anthophyllite-Gedrite . . . . . . .211...Leidse Geol. Mededelingen. PYROXENE GROUP Pyroxenes are the most important group of rock-forming ferromagnesian |
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. . . . . . . . . . . . . . . . . . . Platinum group elements (PGE) . . . . . . . . . . . . . . . . ...platinum-group-element deposits . . . . . . . . . . . . 6.3. Structure-related platinum-group-element...Sedimentary platinum-group-element deposits . . . . . . . . . . 6.5. Platinum-group-element supply and...supply and use . . . . . . . . . . . . . . . . Pyroxene and inosilicates . . . . . . . . . . . . . . ...Chemistry and mineralogy of pyroxene and pyroxenoid . . . . . . 44.2. Magmatic pyroxene and inosilicate deposits |
| | Journal (article/letter/editorial) |
. . . . . . . . . . . . . . . . . . . Platinum group elements (PGE) . . . . . . . . . . . . . . . . ...platinum-group-element deposits . . . . . . . . . . . . 6.3. Structure-related platinum-group-element...Sedimentary platinum-group-element deposits . . . . . . . . . . 6.5. Platinum-group-element supply and...supply and use . . . . . . . . . . . . . . . . Pyroxene and inosilicates . . . . . . . . . . . . . . ...Chemistry and mineralogy of pyroxene and pyroxenoid . . . . . . 44.2. Magmatic pyroxene and inosilicate deposits |
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lamellae / /(00.1) of original monoclinic Ca-poor pyroxene. Bushveld complex. Crossed polars x60. C. Pigeonite...[:] [:J [:] \ 7 Longman I O NUV 2004 Longman Group Limited London Associated companies, branches and...Howie and J . Zussman 1963 This Edition © Longman Group Limited 1978 All rights reserved . No part of this...Orthopyroxenes Pigeonite 162 Calcium Pyroxenes Diopside-Hedenbergite Augite Fassaite J ohannsenite 198 294 399 415...attempt has been made to collect, summarize and group these contributions under mineral headings, and |
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localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...fine crystals of spine!, titanite, amphibole and pyroxene have been found since the early 19th century,...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing...clefts are found fairly commonly throughout this region, such that only a handful of notable finds during |
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sulfides, oxides, and so on. Within each major group the minerals are presented generally according...shown. The occurrences of each mineral species or group of species are reported by 1-2 shows the county...diatreme A diorite breccia-filled volcanic pipe group of plutonic rocks intermediate from the contact...in 1775-1778 in placers of the Potholes first District of Imperial Yuma, Diego County, County, near...Then in on the western 1835; and in the Piru District, Ventura County, in the early 1840s. 1848 the |