| | Journal (article/letter/editorial) | metaquartzites of the northern Serra do Espinhac o (State of Bahia, Brazil) G. Morteani1 and D. Ackermand2...horizon belongs to the Middle Proterozoic Serra de Vereda member of the S~ao Marcos Formation of the...hills of the Serra de Canas=Cana Brava (Northern Serra do Espinhac o, State of Bahia, NE Brazil) about 10...10 km west of the town of Boquira. Sky blue lazulite and deep blue to lilac dumortierite are enriched...and 3.8 kbar i.e. within the stability field of scorzalite–lazulite and dumortierite. The association of | | | Journal (article/letter/editorial) | of the Veredas formation (Northern Espinhaço, Brazil): LA-ICP-MS age determinations on relict and recrystallized...of the Veredas formation (Northern Espinhaço, Brazil): LA-ICP-MS age determinations on relict and recrystallized...quartzites of the Veredas formation (Northern Espinhaço, Brazil): LA-ICP-MS age 3 determinations on relict and...Veredas Formation (Northern 22 Espinhaço fold belt, Brazil) have been dated using laser ablation inductively...Neoproterozoic age of the metamorphosed zircons of the 35 Vereda formation corresponds to the Brasiliano-Panafrican | | | Journal (article/letter/editorial) | for augelite, trolleite, berlinite, lazulite, scorzalite, dumortierite, muscovite, kyanite and temperature...have been described e. g. from the Serra do Espinhaço (Bahia, Brazil, Casse- danne & Franco 1966, Cassedanne...Visser et al. 1997), from Diamantina (Minas Gerais, Brazil, Horn et al. 1996, Morteani & Ackermand 2001),...indicates a solid solution of lazulite towards scorzalite Fe2 + Al2 (PO4) 2 (OH) 2. Fe2 + and Mg show the...plot slightly above the ideal Mg/Fe2 + lazulite-scorzalite substitution line (Fig. 15). Such a deviation | | | Journal (article/letter/editorial) | metamorphosed phosphatic sandstone, Espinhaço fold belt (Brazil) Gerhard Franz1 · Giulio Morteani2 · Dieter Rhede3...sandstone from the Mesoproterozoic Espinhaço fold belt, Brazil, in a dissolution–precipitation reaction: zircon1...the Espinhaço supergroup (São Francisco craton, Brazil; Fig. 1). Backscattered electron images (BSE),...over approximately 1000 km N–S in central-eastern Brazil running from the southern border of the States...part of the Serra de Vereda Formation, and in the southern Espinhaço of the São João da Chapada-Banderinha | | | Journal (issue) | Crystal 25x 17x 17mm. J& 60/13411. Agate (onyx) ?Brazil]. 6x 5 CM.N2 636/3292. Hofmann collection. All...Hungary, the Harz, Italy, Tirol, Saxony, Switzerland, Brazil, North America, Sitka Island, and Manila (Philippines)...Cacheuta 120- Las Plumas 121- Brumado 122- Itinga; Lavra da I lha: Taquaral 123- Diamantina 124- Galileia; Concelheiro...specimen. Photo: N. Pekova. 6. Euclase. Minas Gerais, Brazil. Crystal 8 mm tall. 1.V.& N . Pekov specimen. Photo:...sveite — Autana Cave. 29. SOUTH AMERICA (WITHOUT BRAZIL) Argentina: beryl; *1968 —be unite — Los Aleros | | | Report (volume) | Heteropol vie aral CMISetGr sec ce tiO ere et baaeen serra cre cee Calculated deformation-electron-density...light-element abundances. Nature 373:286 Carvalho da Silva J, Clark JR, Christ CL (1955) Crystal structure...Mineral 32:1-14. See also Jambor JL, Roberts AC, Vanko DA (1994) New Mineral Names. Am Mineral 79:1009-1014...Jambor JL, Mueller W, Shigley JE, Puziewicz J, Vanko DA (1984) New Mineral Names. Am Mineral 69:1193 Anovitz...Francis CA, Langley RH, Kissin SA, Shigley JE, Vanko DA, Zilczer JA (1984) Am Mineral 69:810 Malinko SV, | | | Report (volume) | light-element abundances. Nature 373:286 Carvalho da Silva J, Clark JR, Christ CL (1955) Crystal structure...Mineral 32:1-14. See also Jambor JL, Roberts AC, Vanko DA (1994) New Mineral Names. Am Mineral 79:1009-1014...Francis CA, Langley RH, Kissin SA, Shigley JE, Vanko DA, Zilczer JA (1984) Am Mineral 69:810 Malinko SV,...121(4): 107112. See also Jambor JL, Roberts AC, Vanko DA (1994) New Mineral Names. Am Mineral 79: 1009-1014... See also Jambor JL, Grew ES, Puziewicz J, Vanko DA (1988) New Mineral Names. Am Mineral 73:441 Sokolova |
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