 | | Report (issue) | | 26 28.18 100.00 (1) Layo deposit, Castilla Province, Arequipa Department, Peru; average electron microprobe...Occurrence: In an epithermal hydrothermal vein deposit by replacement of enargite under decreasing fS2...chalcopyrite, vinciennite, pyrite. Distribution: From the Layo deposit, Castilla Province, Arequipa Department...Department, Peru. Name: Honors the English chemist Smithson Tennant (1761-1815) with a suffix for the dominant...Tennantite-(Cu), Cu12As4S13, from Layo, Arequipa Department, Peru: a new addition to the tetrahedrite-group |  | | Journal (article/letter/editorial) | | Austria Vinciennite and Cu-excess Tennantite from the Layo (Cu, Sn, As, Au) epithermal deposit (Southern...(Southern Peru) E. M a r c o u x 1, Y. Mo~lo 2, and J. P. Mil6si 1 BRGM, and 2 CNRS-CSCM, Orleans, France With...accepted October 29, 1993 Summary The Layo epithermal deposit, cutting Miocene-Pliocene calc-alkaline...stanniferous paragenesis including vinciennite and mawsonite. The vinciennite is close to the ideal end-member...epithermal mineralization of the eastern vetas of Layo appears to have preceded an "adularia-sericite" |  | | Book (edition) | | SphaJerite. xx 12 mm, Morococha, Peru, H Gypsum, xx 40 mm, Las Salinas, Peru, H Variscite, xx 5 mm, Iturnbiara...expressed in abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture)...dept. (departement), dept. (departamento), dist. (district). Less common terms are not abbreviated, e.g....the revolution in 1997. Its mineral rich Katanga province was renamed Shaba by Mobutu, and is now the Katanga...Katanga administrative region again. The former Kivu province is now divided to three regions: INTRODUCTION |
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