 | | Journal (article/letter/editorial) | | Paragenesis of the Co-Ni Arsenide Ores of Bou Azzer, Anti-Atlas, Morocco AHMED HASSAN AHMED,†,* Department of...University, Agadir, Morocco Abstract The Co-Ni arsenide ore deposits at Bou Azzer, Morocco, represent an uncommon...mineralization. Several Co-Ni-As-Au-Ag mines are active in Bou Azzer and adjacent areas. The Co-Ni arsenide ores are...abundance, are the main sulfide minerals present in Bou Azzer ores. Gold-silver alloys, with about 15 wt percent...predominance of Co over Ni arsenide minerals in the Bou Azzer mineralization despite the high Ni/Co ratio of |  | | Journal (article/letter/editorial) | | as well as from the Late Proterozoic Bou-Azzer ophiolite in Morocco (Gahlan et al., 2006; Gahlan and Arai...mostly pentlandite and chalcopyrite with rare awaruite. Single inclusions made up of pentlandite are the...(Fig. 3f) followed by composite inclusions of pentlandite with awaruite (Fig. 3g). The largest of them...the epigenetic magnetite veins of the Bou Azzer ophiolite in Morocco, showing analogous depletions in Al...minerals (BMM) Pentlandite in the Nain magnetite deposits is mostly Co-rich. The pentlandite analyses (Table |  | | Journal (issue) | | Number Five Famous mineral localities: Bou Azzer, Morocco _______________________ avrea r gger Ait...338 COVER ER THRITE crystal, 3 mm, from Bou Azzer, Morocco. G. Favreau collection; Robert Vernet photo...The Franklin Mineral Museum and the Sterling Hill Mining Museum have taken the New Jersey suite, the New...divisions. Other exhibits included a case showing early mining methods, a case of antique mine lamps, worldwide...Sarp9, Gian Carlo Parodi10 and Ste an ei 11 Bou Azzer has produced the world’s finest specimens of erythrite |  | | Report (issue) | | Pt-Sb-sobolevskite Pyrandine Rhodie platinum Ru-pentlandite Sidero-calcite (of Recknagel) Sodium tourmaline...kimberlite pipe, Farm Dorst Fontein K 77, Kimberley district, Northern Cape Province (Parry and Wright, 1925)...in the Wessels mine, Farm Wessels 227, Hotazel district, Northern Cape Province (Von Bezing et al., 1991...kilometres southwest of Cnydas West, Gordonia district, Northern Cape Province and from Karelia, Russia...the Atok Mine, Farm Middelpunt 420 KS, Zeekoegat district, Northern Province (Mihalik et al., 1975). Additional |  | | Book | | localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing...clefts are found fairly commonly throughout this region, such that only a handful of notable finds during...specimens were brought to the 2003 Tucson show. MOROCCO Imilchil area. Outcrops of episyenite and of contact-metamorphic |  | | 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...vibrations of a large number of atoms within the region of coherent vibrations. However, in real periodic |
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