 | | Journal (issue) | | Kilbourne Hole Peridot John K. Fuhrbach 1V. R. 16 NOTES AND NEW TECHNIQUES 28 Opal from Querktaro,...Gray-to-BlueDiamonds Emmanuel Fritsch and IZenl~ethScarratt Peridot as an Interplanetary Gemstone John Sinlianlias...emeralds, sopphires, and diamonds, in addition to opal. The buckle is courtesy of R. Esmerian, Inc., New...association with alnphibolite at the Longido mining area, several hundred kilo~netersnorthwest of Merelani...Airport near the town of Arusha (figure 3). The area received its name from the mererani tree, wluch |  | CochemĆ©, J. J., Lassauvagerie, A. C., Gonzalez-Sandoval, J., Perez-Segura, E., MĆ¼nch, P. (1996) Characterisation and potential economic interest of authigenic zeolites in continental sediments from NW Mexico. Mineralium Deposita, 31 (6) 482-491 doi:10.1007/bf00196129 | Journal (article/letter/editorial) | | 10 April 1996 Abstract. In N W Mexico, zeolite deposits of potential e c o n o m i c interest occur in...zeolitites from Rio Batepito (erionite), Tetuachi and San Pedro Ures (heulandite group), Divisaderos (chabazite)...e and new quantitative d a t a on the zeolite deposits in S o n o r a State and a d j a c e n t areas...J.-J. Cochemb In Sonora, most of the zeolite deposits of e c o n o m i c significance are found in the...M2 unit is absent, and only Quaternary gravel deposits, seen infrequently along the main rivers, cover |  | | Journal (issue) | | Santa Monica, Monica, California, California, USA USA Gemological Abstract principal principal (e.g...(referred to as the Institution in Washington DC, USA (referred are extremely extremely rare in nature...to the Smithsonian Institution of Washington DC, USA in 1987 (Figure 1). Very little is known of of Instrumentation...turbid, and is evenly distributed except for one area under the table facet about 3mm in diameter which...but also includes Venezuela. The Alto Paranaiba area around Uberlandia (known as the 'Triangulo Mineiro' |  | Skirrow, R.G, Camacho, A, Lyons, P, Pieters, P.E, Sims, J.P, Stuart-Smith, P.G, MirĆ³, R (2000) Metallogeny of the southern Sierras Pampeanas, Argentina: geological, 40Arā39Ar dating and stable isotope evidence for Devonian Au, AgāPbāZn and W ore formation. Ore Geology Reviews, 17 (1) 39-81 doi:10.1016/s0169-1368(00)00004-4 | Journal (article/letter/editorial) | | northwestern Argentina, host diverse metallic mineral deposits of Au, NiāCu, AgāPbāZn, W, Li, Be, Nb, LREE and...epochs. Ordovician intrusion-hosted NiāCu sulfide deposits and rare-metal-enriched pegmatites were succeeded...epoch was characterized by mesothermal lode Au deposits, high-level AgāPbāZn veins, W " Cu-bearing veins...pegmatite- and granite-related lithophile element deposits. Finally, MioceneāPliocene epithermal AuāAg mineralization...Geology ReĆiews 17 (2000) 39ā81 Ma. The Devonian Au deposits are localised in transcurrent and reverse fault |  | | Report (issue) | | FERRY BUILDING, SAN FRANCISCO ^LETCHER HAMILTON State Mineralogist [December, 1917 San Francisco] REPORT...Mineral Production General Features I. Alpine County. 5 6 6 , Mining Districts The Mogul and Monitor...8 , , Origin of the Silicification The Ore Deposits Minerals of the Ores Amount 11 12 of Ore ...27 27 27 , , Bibliography Chapter II, Inyo County. Introduction and Acknowledgments Location and...and water supply List of watering places in Inyo County Topography and drainage , Culture Mode 38 39 |
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