 | | Report (issue) | | (table 1) of location and production data for each occurrence of a particular commodity. The data used to compile...minerals and include sillimanite, kyanite, andalusite, dumortierite, and topaz. The chief utility of these...1987). [Permissive and favorable areas for the occurrence of asbestos are shown on the map by patterns...asbestos in Permian limestone; a noteworthy mineral occurrence in a zinccopper deposit. Sees. 34 & 35 8N, 14E...Canyon, Martinez Sand Wash Reported asbestos occurrence; also dimension stone marble and serpentine |  | | Book (edition) | | graphs gems gemstone's physical chemistry, occurrence, properties, and market potential. And spectacular...MATERIALS 16 16 239 / 18 / 19 / Luminescence Occurrence / Stone Sizes 233 15 / Comments / Journals...staples. Even such barely commercial stones as andalusite, iolite, sphene, chrysoberyl, and some of the...garnets, and turquoise. However, what do we do with andalusite, diopside, and sphene? A material, to be considered...and Namibia, respectively. However, although Madagascar is now officially the Malagasy Republic, I have |  | | Book | | such as quartz and feldspar, are widespread in occurrence. Others, such as platinum and diamond, are limited...is an important aid to understanding mineral occurrence. Examples of such groupings are copper, lead... Ti02 Rutile Anatase (Octahedrite) Brookite Andalusite Sillimanite Kyanite Al2Si0 5 Hardness 10 1...color changes are particularly noticeable in gem andalusite, which is green in one direction and red-brown...trapezohedral crystals CARNET 7 Fibrous masses DUMORTIERITE Wbite 7 Pink quartz in pegmatites is usually |  | | Book (edition) | | (Orthite), Zircon, 300 Datolite, Topaz 40 Axinite, Andalusite, Sillimanite, Kyanite, Staurolite, 301 Sphene...limestones and the red sandstones of the Connecticut Valley with their dinosaur tracks and ripple marks, or... 17 Plate 2 ELEMENTS 1. Gold in quartz (Grass Valley, California) 3. Copper (Keweenaw County, AND...granite as a rule, though its texture and its occurrence are similar. Like granite, diorite is a group...horizontal sandstone beds lying in the Connecticut Valley. Dinosaur footprints have been found in the rocky |  | | Book (edition) | | minerals have been added and the localities of occurrence have been updated and expanded. The special uranium...seldom present, with a resultant paucity of occurrence) tend to be in smaller crystals. Common minerals...limestones and the red sandstones of the Connecticut Valley with their dinosaur tracks and ripple marks, or...granite as a rule, though its texture and its occurrence are similar. Like granite, diorite is a group...horizontal sandstone beds lying in the Connecticut Valley. Dinosaur footprints have been found in the rocky |  | | Book (edition) | | Monticellite 167 Humite Group 168 Garnet Group 170 173 Andalusite Sillimanite 174 Kyanite 176 Staurolite 177 Chloritoid..._!.-_~n 182 183 14. Phyllosilicates', 241 Dumortierite Clay Minerais 242 Glauconite 243 Serpentine...plagioclase muscovite chlorite biotite garnet andalusite sillimanite kyanite staurolite cordierite K-feldspar...zircon epidote group spinel tourmaline graphite dumortierite calcite Mafic plagioclase epidote group hornblende...Extreme relief and birefringence and limited occurrence are characteristic. 119 120 INTRODUCTION |  | | Report (issue) | | ~:::::::::::::::::::::::::::::: :·::::::::::::::::: ::::::: · Andalusite-mica schist ....... _._ .............. __ .....- - - · - - · - - - - - - · · - - - - - · 85 Occurrence .......................... - .. - . - ... - -...... ---.----.---.--.---------------- - -· 86 Occurrence ............................... ___ ... __ ....__________________________________________ -. _.- _.-- _- _86 Occurrence _________ ... _. __ ........ _. __ ..... _.....______ ... _. _. _______ .- .... _. _.. ____ _ 88 Occurrence _________ ... _. __ . __ .. _.. __ . ___ . _ |  | | Book | | Neoproterozoic: corundum, sillimanite, kyanite, andalusite, staurolite, garnets, quartz, feldspars, pyroxenes...and baptize the child with cedar water." The occurrence of sambaquis was not limited to the coast alone...Cocolite, whose name means "stone grain" (for its occurrence in the form of greenish grains) at iron mines...Reproduction br ~1arcelo Lerner. As regards the occurrence of copper in the country, the rtferences of Jose...of the naturalist in describing the sites of occurrence of metals, as well as their matrix, was a practice |  | | Book (edition) | | However, in is like minerals chemistry and occurrence are called mineraloids and fall in the domain...hematite and black Tomb paintings in the Nile Valley executed 5000 years ago show busy artificers weighing...techniques; geochemistry 1947 nonopaque minerals occurrence and origin of minerals; Paul Niggli, Technische...geologists. But a knowledge of the chemistry, occurrence, and physical properties of minerals is basic...common the this in are the following: 222 andalusite enstatite anthophyllite (and other Symmetry |  | | Book (edition) | | are The work has been repaged characters or occurrence of old species. introduced in illustration of...in the former ; 3, to make known the modes of occurrence and associations of species, and their geographical...Gravity. German. Hardness. Observations on occurrence, Oxidizing Flame (p. 204). Pyrognosties. Pyr...the planes in fours or eights. (2) The frequent occurrence of a square prism diagonal to a square prism...making with the other an angle of ISo"^. (3) The occurrence of bevelling planes on the trical A ]-esemblancc |
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