 | | Report (chapter) | | crystallization history of the Velasco alkaline province, eastern Bolivia C. J. N. Fletcher & B. Beddoe-Stephens...Beddoe-Stephens S U M M A R Y: The Velasco alkaline province consists of an early volcanic suite, a series...undersaturated magma batch is represented in the Velasco province and occurs as a melasyenitic dyke-swarm. Some...phase enriched in REE. Introduction The Velasco alkaline province was first discovered in 1977 during a...lying within eastern Bolivia (Fig. 1). The initial identification of the province was made on Landsat |  | Litherland, M., Annells, R. N., Appleton, J. D., Berrangé, J. P., Bloomfield, K., Burton, C. C. J., Darbyshire, D. P. F., Fletcher, C. J. N., Hawkins, M. P., Klinck, B. A., Llanos, A., Mitchell, W. I., O'Connor, E. A., Pitfield, P. E. J., Power, G., Webb, B. C. (1986) The geology and mineral resources of the Bolivian Precambrian shield. Overseas Memoir 9. British Geological Survey | Report (volume) | | Geologico de Bolivia, Regional Santa Cruz, Casilla 3015, Santa Cruz de la Sierra, Bolivia ISBN O 11 884415...Brasiliano cycles 89 Andean-trending belts in eastern Bolivia 89 Evolution of the enlarged Andean chain 90 Seven:...Port6n Group 93 The Velasco Alkaline Complex 94 The Candelaria Alkaline Complex 98 The Cerro Manom6 Carbonatitic...San Ignacio Lateritc and Planation Surface The Santa Ana Epeirogeny l 02 Quaternary drainage and deposition...Chernical analyses of 4 Chemical analyses of and Cerro Manom6 5 Rubidium-Strontiu,n Index the Lomas Maneches |  | | Book | | ......................................... 163 Bolivia..................................................numbered rectangle rather than a dot. State, province etc. These are quoted for a number of countries...on the V la co Province ments suggested by my colleague D.R.C. Kempe, and I of Bolivia. am most grateful...there are also riebeckite microgranites and quartz syenites w i th about 10% riebeckite. Age K-Ar on hornblende...Aegir ine is sometimes found as overgrowths on riebeckite and is locally associated with astrophyllite |  | | Book | | affects its present characteristics as a minera1 province, because of the exposure of the various depth...Bellido and de Montreuil (1972). Abbreviations: CP=Cerro de Pasco; M=Morococha; Ml=Mala, Cu; Ma=Marcona,...the Coastal Batholith near Arequipa, Toquepala-Cerro Verde district; in the centre, Morococha and in...include major Pb,Zn,Ag replacements and veins (e.g. Cerro de Pasco, Casapalca; Chapter 26), all marked by...and contains the principal Soviet porphyry Cu-Mo province estimated to represent some 15 Mt Cu and 200 Tt |  | | Report (issue) | | Cancelliere, Giorgio, 1991, Industrial minerals in Bolivia: Industrial Minerals, no. 285, p. 77-83. Argentina...Erdosh, George, 1979, The Ontario carbonatite province and its phosphate potential: Economic Geology...deposis of the Hazara Division, North West Frontier Province, Pakistan, in Notholt, A.J.G., Sheldon, R.P.,...Carbonatite, Khyber Agency, North West Frontier Province, Pakistan, in Notholt, A.J.G., Sheldon, R.P.,...1989a, Late Precambrian-Early Cambrian phosphorite province of South Siberia, USSR, in Notholt, A.J.G., Sheldon |  | | Book | | affects its present characteristics as a mineral province, because of the exposure of the various depth...Bellido and de Montreuil (1972). Abbreviations: CP=Cerro de Pasco; M=Morococha; Ml=Mala, Cu; Ma=Marcona,...the Coastal Batholith near Arequipa, Toquepala-Cerro Verde district; in the centre, Morococha and in...include major Pb,Zn,Ag replacements and veins (e.g. Cerro de Pasco, Casapalca; Chapter 26), all marked by...and contains the principal Soviet porphyry Cu-Mo province estimated to represent some 15 Mt Cu and 200 Tt |  | | Report (volume) | | Outline of the petroIogy of the Kenya rift alkaline province 293 MACDONALD,R. Quaternary peralkaline silicic...petrochemistry of the northern part of the Chilwa alkaline province, Malawi 335 BOWDEN, P., BLACK, R., MARTIN, R...crystallization history of the Velasco alkaline province, eastern Bolivia 403 BARKER, D. S. Tertiary...alkaline magmatism in southern Greenland: the Gardar province 449 LARSEN, L. M. & SORENSEN, H. The Ilimaussaq...alkaline province in Malawi, at the southern end of the rift, is an essentially intrusive province in which |  | | Book | | Epithermal gold-silver of the Basin and Range Province, western USA 2 Porphyry molybdenum deposits of...from Routhier, 1980). Note this is a metal province rather than metallogenic map. By permission...numerous occurrences of a metal, or by both. A metal province map includes one Or more provinces; an example...western United States produced by Noble (1970). A province can include deposits irrespective of age, with...tectonic settings. For example, a single copper province might include porphyry ores formed in a late Mesozoic |  | | Report (issue) | | working with the team from IGS and GEOBOL in eastern Bolivia extracting water from cactus leaves 60 1,eam from...Rincon del Tigre Igneous Complex in the Rio La Cal, Bolivia 61 Local exploitation of marine phosphate deposit...exploration which had been carried out in the Province since the establishment of the Unit in 1947 and...largest IGS overseas projects, in Indonesia and Bolivia. The Tangse copper molybdenum deposit in Sumatra...covered 1 05 000 square kilometres, has shown the Cerro Monomo Complex to be formed of ring dykes and associated |
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