 | | Journal (issue) | | Inclusions in Manufactured Glass | Opal Doublets from Slovakia | Heated Sapphires with Unstable Colour Centres...in the 450–500 nm region that is bounded by absorption bands in the visible region that arise from the...mineralogically variable matrix of phlogopite, muscovite, actinolite, plagioclase and pyrite, with occasional...micas as F-rich phlogopite, fluorophlogopite and muscovite. Amphiboles ranged between tremolite and ferr...green regions with an edge in the yellow-green region caused by a prominent band at ~535 nm. Also present |  | | Book (volume) | | cm1 is called the fingerprint region. Usually IR spectrum in this region contains very complicated series...overlapping bands. The importance of the fingerprint region is that each mineral species produces a different...500 to 800 cm1 can be considered as “fingerprint region” sensitive to the composition and the topological...see Fig. 1.9), but generally IR spectrum in this region is characteristic of all these minerals. In IR...(2); Zn-enriched olivenite from Novoveská Huta, Slovakia (3); zincolivenite from Lavrion, Greece (4); Cu-enriched |  | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) | | Co., Bonanza mine, Trinity Co., Michigan Bluff district, Placer Co., in AK, placers at Fairbanks, Iditarod...and quartz veins at Juneau. In Canada, Noranda district, PQ; Porcupine, Kirkland Lake, and Larder Lake...deposits, ON; Atlin and Caribou, BC; and Klondike district, YT. In Mexico, Altar and Magdalena, SON; Parral...localities, AZ; Calico district, San Bernadino Co., Cerro Gordo(*), Inyo Co., Bodie district, Mono Co., and other...in CA. In Canada, at Cobalt(*) and Thunder Bay district, ON, Highland Bell mine(*), Beaverdell, BC, and |  | | Book | | excellent coral was being harvested Mediterranean region. At any rate, by land or near Hyeres on the Mediterranean...a source of emerald. The most 1927 the Lataba District of northeast Trans¬ popular aquamarine color...may be found in almost any color In the Mogok district of Upper Burma, source of corundum it seems to...“hessonite” or as “cin¬ Trebenice, in the Bohemian region of Czech¬ namon stone,” because all gem-quality...another mineral. DeBeers do to diamond. The opal region of south and east Aus¬ Pearl: Edwin Streeter, |  | | Book | | réseaux plans. Exemples: les micas, tels que la muscovite K.Al2 [(0H) 2 A1Si3Ü10], 8.6. Les tectosi/icates:...l'annabergite (du bourg minier d' Annaberg dans le district du Erz). Certains noms, de consonnance latine...pseudomorphoses GALÈNE District minier du Siegerland (Allemagne) GALÈNE Gisement du district minier de Neudorf...Géologie et district minier des Carpathes Gisements du massif schisteux rhénan District minier de Freiberg...Freiberg (Saxe) District minier de Schneeberg (Saxe) Gisements stratifiés de cobalt Genèse de la pyrite |  | | Book (volume) | | VOL.2 Bauer, Max Precious stones J FOX LAKE DISTRICT LIBRARY 2§| £ J3RAND AVENUE 60020 - PRECIOUS... Diamond-fields of the Diamantina. . . . district, Brazil .... „ 36. Occurrence of diamond in...principal ruby district of Mogok is another eight days journey, the less important district of the Sagyin...workings has been taken over by Europeans. The district was officially visited and reported upon in 1888...Transactions of the Royal Society of London. The district of Mogok is the most important “ ruby tract,” |  | | Book (volume) | | quartz are made to migrate in an electric field, the region cleared of Al acquires smaller cell dimensions...and well-resolved «,%, doublets in the high-angle region. The axial coefficients of thermal expansion are...constant up to at least 1250° in the high-quartz region. The most probable values of the ratio for various...called Gwendeln by the professional Strahlers of the region. Here they occur as free crystals crystals are... Quartz inclusions in muscovite,'? with quartz (1010)[1120] parallel muscovite (001)[100]; (1011)[1120] |  | | Book (edition) | | contains a strong doublet (5896, 5890 A) in the yellow region. ‘wo corresponding dark lines, D, and D,, are prominent...the seeds of some plant, common in the particular region, which were nearly uniform in size and weight....found it in the native metal that occurred in his district. In parts of the world where gold was found in...diamonds were bought and sold. The diamond-bearing district actually spread over a wide area on ‘the eastern...still persists is principally in the Bundelkhand district of the Central Provinces. The famous stones mined |
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