 | | Journal (article/letter/editorial) | | hydrous magnesium iron aluminosilicate from Mautia Hill, Tanganyika. (With Plate XI.) By DUNCANMcKm,...a quartz_][_ yoderite-kyanite-talc schist at Mautia Hill (6~ 889 S., 36~ 29' E.), 6 miles north-east of...former Groundnut Scheme headquarters at Kongwa, Mpwapwa District, Central Province, Tanganyika Territory...Territory. The general geology of the district has been described by Temperley (1938), who regarded (p. 40)...petrology of Mautia Hill is in course of preparation by the author and J. R. Harpum. Mautia Hill is an east-west |  | | Journal (article/letter/editorial) | | thomsonite, 506 Berk Hill: apophyllite, 508 Black Cave, Islandmagee: mordenite, 5O9 Carnmoney Hill, Belfast: calcite...lithomarge, xlvi White Mountain: mordenite, 509 Wolf Hill, Legoniel: apophyllite, 508 Tipperary Knockanroe...Silvermines district: pyrite, marcasite, arsenopyrite, blende, galena, baryte, dolomite, cerussit~, anglesite... 136 Shallee and Gortadyne mines, Silvermines district: pyrrhotine, arsenopyrite, chalybite, pyrite,...cryptomelane, 168, 334 Goldongri mine, Panch Mahal district, Gujarat State: blanfordite, manganophyllite, |  | | Journal (article/letter/editorial) | | amphibolite from the Paleoproterozoic Usagaran Belt, Tanzania Keiko MORI*, Tatsuki TSUJIMORI*,** and Nelson...Geology, University of Dar es Salaam, Dar es Salaam, Tanzania ** We report a newly discovered assemblage of...of the Paleoproterozoic Usagaran Belt, central Tanzania. The amphibolite is characterized by the mineral...clinoamphibole, kyanite, talc with minor rutile, quartz, dolomite, and rare barite. The high Fe3+/(Fe3+ + Fe2+)...Amphibolite, Highâpressure metamorphism, Usagaran Belt, Tanzania INTRODUCTION Occurrence of talc in crustal composition |  | | Journal (article/letter/editorial) | | for the type locality at 2 5.7 0.3 4 18 2 Mautia Hill, Tanzania, i.e. Mg Al Fe Si O (OH) . Textural relationships...âwhiteschistâ in the Usagaran Complex, exposed in Mautia Hill, Tanzania (McKie, 1959; Mruma & Basu, 1987). Nd model...Whiteschist Formation after the nearby Kadunguri Hill, grid reference ST 9619 3497). Aeromagnetic maps...blocks situated within the outlined ellipsoidal region. Position X marks a small exposure where the boundary...Chewore green yoderite, the optical properties of Mautia Hill green yoderite are very similar, e.g. a/b sections |  | | Journal (article/letter/editorial) | | existence in the yoderite-bearing schist of Mautia Hill, Tanzania, had been deduced petrographically [7]....Afghanistan ages [ 11 ]. This indicates that the region was affected by several orogenetic events. The...addition, the adjacent silicate marbles (calcite and dolomite) containing forsterite, tremolite, and phlogopite...examples of similar chemistry the rocks from Mautia Hill, Tanzania [7], and the ThorOdin Dome, British Columbia...with the Mautia Hill occurrence is the close association of the talc schists with dolomite-bearing marbles |  | | Journal (article/letter/editorial) | | spinel-free paragenesis in u magnesian skarn at Mautia Hill, Tanganyika. Another new occurrence in an aluminous...crystallized hSgbomite in magnesium-rich skarns at Mautia Hill, Tanganyika, in the course of which it became...Castor (1) August (1) Perseus (1) Whittles (2) Mautia* (6) Transvaal-A (1) Macon Co. (1) Cortlandt (2)...79538. 6. Mautia Hill, Mpwapwa District, Tanganyika. 88280. 7. Dentz Farm, Letaba district, Transvaal...Galway, Ireland. 88283. l l . Dentz Farm, Letaba district, Transvaal (Nel, 1949). 19629. * Unit-cell dimensions |  | | Journal (article/letter/editorial) | | the contact between dolomite marble and yoderitequartz-talc schist on Mautia Hill, Tanganyika. It has...transformation of single crystals of partially ordered Mautia sapphirine to single crystals of a defect spinel...heat treatment. A P P H I R I N E occurs at Mautia Hill, Tanganyika, in e n s t a t i t e h o r n b l...exposed ground j u s t n o r t h of the crest of t h e hill. The sapphirinebearing rocks, which are associated...2+ and A13+. The limiting refractive indices of Mautia sapphirine, ~ 1.725J=0.002 and y 1.732=t=0.002 |  | Grew, Edward S., Pertsev, Nikolai N., VrĂĄna, Stanislav, Yates, Martin G., Shearer, Charles K., Wiedenbeck, Michael (1998) Kornerupine parageneses in whiteschists and other magnesian rocks: is kornerupine + talc a high-pressure assemblage equivalent to tourmaline + orthoamphibole?. Contributions to Mineralogy and Petrology, 131 (1) 22-38 doi:10.1007/s004100050376 | Journal (article/letter/editorial) | | six localities worldwide, but only at Chilapila Hill in the LuÂźlian Arc, Zambia do textural relationships...assemblage has also been reported from Mautia Hill, Tanzania (P ÂŁ 13 kbar). In order to estimate possible...kyanite. A reaction relating the Mulvoj and Chilapila Hill (Krn + Tlc + Ky + Qtz + Tur) parageneses is calculated...metamorphic pressures estimated for Mulvoj and Chilapila Hill, Krn + Tlc is inferred to be favored by increasing...least one of the phases in the Mulvoj and Chilapila Hill whiteschists (e.g., Krn contains 0.24±0.67 wt% BeO) |  | | Book | | GEMSTONES of East Africa Burundi, Kenya, Rwanda, Tanzania and Uganda Bruce Cairncross Published by Struik...resources 12 Burundi 13 Kenya 14 Rwanda 16 Tanzania 17 Uganda 20 Gemological properties 21 A to...through Tanzania, Kenya, Ethiopia and into the Sudan - has blessed East Africa, Kenya and Tanzania, with...starting in what was then Tanganyika ( now mainland Tanzania) and then progressing to Kenya - I am proud to...countries are among the finest in the world. The region and its gems are particularly dear to my family |  | | Journal (article/letter/editorial) | | Kondapalli, chromite, bronzite, 4o6 and M38 Seshadripuram Hill, Kondapalli, pargasite, 28o and M31 Gujarat Amba...magnetite, 463 Dhajala, Surendranagar District, meteorite, 493 Donabanda Hill, allanite, 28o and M3I Burma Mogok...5 I8 TOPOGRAPHICAL Indonesia Pomalea-Kolska district, Sulawesi, lateritic Ni ore, I43 and M4, 513 Japan...Kaduna, microcline, 443 Kenya Homa Mtn.; Kiahera Hill, Rusinga Island; Koru; and Rangwa, magnetite, carbonatite...River, tapiolite, 477 Tanzania Galapo and Marongwe crater, magnetite, 463 Mautia Hill, talc, Io7 INDEX |  | | Journal (article/letter/editorial) | | diffraction patterns of sapphirine. Material from Mautia Hill, Tanzania, had been found by McKie (1963) to display...aenigmatite, Na2F%TiSi602o, re-interpreted the Mautia Hill diffraction behaviour as resulting from intergrowth...Merlino 1973). This has since been observed in Mautia Hill material also (McKie pers. comm. 1985). Merlino's...1 SYN 1 SYN 5 SYN 15 Val Codera, Italy Mautia Hill, Tanzania Naxos, Greece Finero, Italy 1450 ° C, 1...corundum; cpx = Al-diopside; crd = cordierite; dol = dolomite; gt = garnet; hb = hornblende; kfs=K-feldspar; |  | | Journal (article/letter/editorial) | | 1995), by reaction involving montmorillonite, dolomite, and silicates (e.g., Jones 1986), Contrib Mineral...sequence of epimetamorphic schists with thick dolomite layers (Zwart 1953; Guchereau 1975). Post-tectonic...and hornblende. At a(CO2) values of [0.064â0.92, dolomite joins the assemblage and at a(CO2) [0.92 additional...manganian andalusite in the whiteschists of Mautia Hill, Tanzania (McKie 1959; JoÌns and Schenk 2004) indicate...elevated amounts of Mn3? in silicates of the Mautia Hill whiteschists indicate a very high oxygen fugacity |  | | Journal (article/letter/editorial) | | minerals, 4th supplementary list of, I69 Broken Hill, New South Wales, ilvaite, rhodonite, hydrogrossular...twinning, post-growth readjustment of, 288 Cedar Hill, Pennsylvania, deweylite, 75 Celadonite, Bohemia...abnormal morphology from volcanic carbonatites in Tanzania, Kenya, Greenland, and India, 463 Deccan, India...talc-like mineral, 282 Dhajala, Surendranagar District, Gujarat, India, meteorite, 493 Diabantite, New...Cromarty, I72 Dolomite, Madagascar, as inclusions in cordierite, anal., 48I Donabanda Hill, Kondapalli |  | Grew, E. S., Chernosky, J. V., Werding, G., ABRAHAM, K., MARQUEZ, N., HINTHORNE, J. R. (1990) Chemistry of Kornerupine and Associated Minerals, a Wet Chemical, Ion Microprobe, and X-Ray Study Emphasizing Li, Be, B and F Contents. Journal of Petrology, 31 (5) 1025-1070 doi:10.1093/petrology/31.5.1025 | Journal (article/letter/editorial) | | 134H 142-1B 142-1C South Africa Zimbabwe Uganda Tanzania Madagascar India East Germany Norway Canada...indicated by muscovite, chlorite, or carbonate (dolomite in no. 141255), is generally limited. Many compositional...Apâapatite, Carbâcarbonate, Chiâchlorite, Dolâdolomite, Dumdumortierite, Grâgraphite, Mnzâmonazite, Msâmuscovite...granulite-facies rocks of the Wawa-Kapuskasing region, Ontario (0-054-0-14 wt.% Li 2 O; Shaw et al, 1988b)...replacement reactions involving tourmaline, Fiskenaesset region, W. Greenland. Neues Jahrb. Miner. Mh. 1984, 490-500 |  | | Journal (article/letter/editorial) | | high-pressure granulites of the Pan-African belt in Tanzania (Uluguru Mts): a record of prograde to retrograde...Mountains are part of the Pan-African belt of Tanzania, the metamorphic evolution of which is characterized...belong to the high-grade metamorphic complexes in Tanzania which, like Furua, the Pare- and Usambara-Mountains...for the Pare- and Usambara-Mountains in northern Tanzania (Fig. 3): 1. Rare kyanite and staurolite inclusions...Schematic map of the main geological units of eastern Tanzania. Shaded areas represent the high-pressure granulites |  | | Book | | 89 7 Kaersutite Garnet 8 Glaucophane 49 Dolomite Arfvedsonite 50 Apatite Vesuvanite (Idocrase)...chiastolite slate. magnification x 44. Lake District, England; Andalusite Andalusite ALSiO, tm...from piemontite quart: rock, Tanzania, magnification x 42. 24 Mautia Hill. Allanite (Orthite) Allanite...white area is almost entirely sanidine but the dark region to the top left of the photograph is part of a...nephelineâwollastonite rock, Oldoinyo Lengai, Tanzania; magnification x 12. 41 Pectolite Pectolite |  | | Journal (article/letter/editorial) | | per unit cell]. From Dzhuzumli, Mt. Zirabulaksk region, Bukhara. Named after the alchemist Avieenna (Abu...A name for CdMg(COa)> the cadmium analogue of dolomite; obtained synthetically. Cadmoselite. A better...phlogopite deposit of the Medviezhy river, Aldan region, Yakutia. Named from the composition. [M.A. 14-280...Anderson, G. F. Claringbull, R. J. Davis, and D. K. Hill, 1961. Nature, vol. 190, p. 997. (Th,U)(Ca,Fe,Pb)~SisO20;...tetragonal phase. From Eheliyagoda, Raknapura district, Ceylon. Named after the discoverer, Mr. F. L |  | | Journal (article/letter/editorial) | | from a number of localities, including Mautia Hill (Tanzania), Sar e Sang (Afghanistan), Serra das Ăquas... 898 F. Rolfo, R. Compagnoni, S. Xu, L. Jiang dolomite of Dabie Shan, China: Petrological and rheological...Y. & Liou, J.G. (1996): Coesite inclusions in dolomite from eclogite in the southern Dabie Mountains...ultrahigh-pressure rocks from the southern Sulu region, eastern China. J. metamorphic Geol., 13, 659-675 |  | | Journal (article/letter/editorial) | | separated from each other by a 30- to 60-km-wide region, consisting of metasedimentary rocks with enclosed...correlated with the Seychelles and the Rajasthan region of India (Tucker et al., 1999a; Torsvik et al....three distinct regions (Fig. 2b). The southern region is 50â150 km wide, extends from the area around...is bordered to the north by a 50- to 80-km-broad region, dominated by metagranitoids and granites. The...textures (Fig. 3b), occur in the Andapa-Sambava region of the southern Bemarivo Belt (Fig. 2c) and near |  | | Journal (article/letter/editorial) | | metamorphism in the Mozambique belt of east-central Tanzania: A petrological, geochemical and geochronological...metamorphism in the Mozambique belt of east-central Tanzania: A petrological, geochemical and geochronological...metamorphism in the Mozambique belt of east-central Tanzania: A petrological, geochemical and PT geochronological...CE PT ED Running title: HT/HP granulites of Tanzania 1 ACCEPTED MANUSCRIPT ABSTRACT This study investigated...rocks from the Mozambique belt of east-central Tanzania, collected close to the town of Ifakara and the |  | Tarantola, , Voudouris, , Eglinger, , Scheffer, , Trebus, , Bitte, , Rondeau, , Mavrogonatos, , Graham, , Etienne, , Peiffert, (2019) Metamorphic and Metasomatic Kyanite-Bearing Mineral Assemblages of Thassos Island (Rhodope, Greece) Minerals, 9 (4) 252 doi:10.3390/min9040252 | Journal (article/letter/editorial) | | are very rare on Earth. The Loliondo deposit (Tanzania) is characterized by elevated MnO content up to...analyses) remain far below that of orange kyanite from Tanzania. This is consistent with an orange color less...(Germany, Belgium, Japan, Australia, Brazil and Tanzania) usually provide small or altered crystals [16... metamorphism with the carbonate (calcite and dolomite) rocks found at the top of the Trikorfo area....significantly lower than that in the Loliondo (Tanzania) deposit, Thassos Island (Rhodope, Greece) can |  | | 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 âfingerprint regionâ 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...and out-of-plane (Îœ2) vibrations of calcite- and dolomite-group carbonates (Ca,Mn,Mg,Fe) (CO3) with respect |  | | Journal (article/letter/editorial) | | we suppressed antigorite, calcite, aragonite, dolomite, magnesite, huntite, monticellite, corundum and...serpentinite. The vein consists of idiomorphic dolomite crystals in a calcite matrix. Cathodoluminescence...not calculated; b.d.l.: below detection limit. dolomite or calcite or of both carbonate minerals (Fig...intergranular ïŹuid shows a shift of the low pH region towards higher temperatures (Fig. 6b) with increasing...they are more pronounced in the low-temperature region of the reaction path. Assuming that melt-bearing |  | | Journal (article/letter/editorial) | | %). Carbonate veins consisting of either pure dolomite, pure calcite, or of a mixture of both, represent...of whiteschists and associated rocks at Mautia Hill (Tanzania): fluid infiltration during highgrade metamorphism |  | | Journal (issue) | | Nanocut Plasma-Etched Diamonds Chrysoprase from Tanzania Demantoid from Italy THE QUARTERLY JOURNAL OF...Chrysoprase and Prase Opal from Haneti, Central Tanzania James E. Shigley, Brendan M. Laurs, and Nathan...the Kagem mine, Zambia âą Yellow grossular from Tanzania âą An unusual blister pearl âą Myanmar report âą...Kashmir (in what is now the Indian part of the region) in 1881 after a landslide revealed the blue gems...(Atkinson and Kothavala, 1983). Although the Kashmir district has been at the center of a hostile border dispute |
|
