 | | Book | | Dibblee Geological Foundation, and the support of the Santa Barbara Museum of Natural History. We thank the...Trinity Mineral Company, Paul Valentich-Scott of the Santa Barbara Museum of Natural History, David M. Rib...TRANSVERSE-RANGES 225 Ventura Basin 225 Conejo and Santa Cruz Island Volcanics EASTERN TRANSVERSE RANGES 228...aNp CA 1: VENTURA—BUELLTON AND Lompoc 267 CA 1: SANTA MonicA—OXNARD 287 CA 2: EacLe RocK—WRIGHTWooD =296...VENTURA—SANTA CraritaA 331 CHANNELISLANDS = 337 SAN MicueLIstanp 338 SANTA Rosa IstAND 339 SANTA CruzIstanp |  | Arancibia-Bravo, María P., Lucay, Freddy A., Sepúlveda, Felipe D., Cortés, Lorena, Cisternas, Luís A. (2022) Response Surface Methodology for Copper Flotation Optimization in Saline Systems. Minerals, 12 (9) 1131 doi:10.3390/min12091131 | Journal (article/letter/editorial) | | Chehreh Chelgani Received: 18 August 2022 Departamento de Química, Universidad Católica del Norte, Avenida...7550000, Chile Escuela de Ingeniería Química, Pontificia Universidad Católica de Valparaíso, Avenida Brasil...Departamento de Ingeniería en Minas, Universidad de Antofagasta, Antofagasta 1240000, Chile Departamento de Ingeniería...Ingeniería Química y Procesos de Minerales, Universidad de Antofagasta, Antofagasta 1240000, Chile Correspondence:...obtained from Instituto de Ciencias Naturales A. von Humboldt of Universidad de Antofagasta and were pretreated |  | | Journal (issue) | | Investigations Dept at Pontificia Universidad Catolica de Chile (Dictuc) had conducted a life cycle inventory...Kumba Iron open pit platinum operation in Limpopo Province, South Africa. The final achievement of first...ShovelSense ore sorting unit at Teck Resources’ Carmen de Andacollo mine in Chile, the operation is now using...magnetic separation, especially on deposits where spodumene is associated with As the company states, accurate...intensity magnetic separation are essential in the spodumene and economically optimised. AKW’s engineering |  | | Journal (issue) | | lead he obtained to Kansas City by oxcart via the Santa Fe Trail. Hutcbason found several other outcroppings..........................70 Specimens Goethlte Spodumene Talc Bauxite ·Chrysotile Asbestos Covemte Chalcoclte...Compartment Rubber Lined Barrel (5 to 6 lb Capac,ty each a,de) on KCB Fr ame Popular SCOTT-MURRAY TUMBLER CHARGES...1803 when he said (in his Political Essay on New Spain): " The wealth of the world will be found in New............................. $2.90 per gram. "ROSA DE FRANCE" AMETHYST, BRAZIL, 100% facet Quality and |  | | Journal (issue) | | MINI-SONIC MT-4S now! MULTI-PURPOSE tumbler, de-burs, de-scales, burnishes with shot, media, or shapes...fliml lull Mlt. tllll falawtna: r diamond AW til■ de. ... table, r No,_. wh11I. anet ■ d bin' Jrindinc......................... 70 Specimens Goethlte Spodumene Talc Bauxite "Chrysotile Asbestos Covellite Chalcocite...Institute of America 1660 Stewart St., P.O. Box 21 10 Santa Monica, CA 90406 Please rush free information: 0...Gemological Institute of America 1660 Stewart St., Santa Monica, Callfornla 90406 GEMS & MINERALS - 33 |  | | Journal (issue) | | has a high refractivity appearance. 12x10mm Fleur de Lis mounting. 31-271 oxidized white or gold finish......................... 70 Specimens Goethlte Spodumene Tale Bauxite •chryaotlle Albeatoa Covelllte Chalcoclte...plus highlight comments from GIA laboratories in Santa Monica, Los Angeles and New York. Annual subscription...ordered from GIA 1660 Stewart Street, P.O. Box 2110, Santa Monica, California 90406. * An Updated credo of...BROWN AND WHITE RETICULATED COWRIES. From the FIJI ISLANDS. These ahella are cleaned, poliahed to a minor |  | | Journal (issue) | | Building "C" 1600 Exposition Blvd. March 25-27- Santa Ana, CA- Labour Union Hall, 2829 W 1st Street March...8th Annual Santa Ana Rock & Mineral Show Carpenters Union #1815 Hall 2829 W. First St., Santa Ana, CA ...INTEREST ............. " ................ Goethite Spodumene Talc Bauxite °Chrysot1te Asbestos Tripoli Hematite...Box 2110, Santa Monica, California 90406. This class is held at GIA headquarters in Santa Monica, only...NEW CATALOGS Bourget Bros. #1 636 11th Street, Santa Monica, California 90404. Lat.est Catalog. Many |  | | Journal (issue) | | Illinois shore, just downstream of the two small islands. The water is very shallow in spots and the rocky...on propellers. You can start dragging below the islands about 200 feet from shore. The bed is 2 to 3 blocks......... " ..........._ ............. Goethite Spodumene Bauxite ·chrysot,le Asbestos Talc ·Bentomte Hematite...Tigereye Amethyst 70 Specimens Sod1hl11 Rhyohte D1ops,de Per1h•te Andes•ne Oolom,te Graph,te Andes,te Geyaerite...Trophy - Best Single Carving - Maurice Mallne. Santa Clara Valley Gem and M ineral Society Crystal Cavern |  | | Journal (issue) | | Ruth 8J1ly First V1ce-Pres1dent 2857 Addison Pl Santa Clara CA 95051 Charles Leach Second 11,ce-P,es,dem...1ns. Procedure 1. For a ny of the three pe ndants. de te rmine the fin al length of the s quare ste rling...Rock Shop D & W Cratts Dave's Gem Shop Day. Richard De Garmo Stone & Gems Deckerat1ons Demerly's Rocks &.......... .............. ............ 70S~men1 Spodumene Talc Bauxite ·Chrysot1ie Asbestos Covell1te Chelcoclte...ho\v that will share 50% of the profits with the de alers . Exhibit and dealer spaces are still available |  | | Journal (issue) | | physical location along the eastern escarpment of the Santa Rosa Mountains adjacent to the Coachella Valley...them to San Francisco or San Diego. The small Pueblo de Los Angeles was unhapppy with this situation and...some protection was provided. Businessmen in Pueblo de Los Angeles brought pressure to bear on the Military...down. In 1921, a strike and severe washout caused Santa Fe to consider abandonment. Another severe washout...Arm Lake Powell, Utah. Photo by David (viuench, Santa Barbara, California. *« K The mouth of Last |  | | Journal (issue) | | crustal parts of our planet, the continents and islands, the silica mineral quartz is probably the most...bazaars and they all sold immediately. We fashioned Santa Clauses, Christmas trees, angels, snowmen, etc....through to make a loop for hanging. The noses on Santa and the snowman are small buttons with the tops...exhibits to Mrs. Marion Godshaw, 633 21st Street, Santa Monica, California 90402 and noncompetitive to Eunice......................... 70 Specimen, Goethlte Spodumene Talc Bauxite 'Chryaotlle Aabe1101 Covelllte Chelcoclte |  | | Journal (issue) | | ,,,. GEMS & MINERALS - 15 By Milan Slawson Santa Monica Gemological Society A hundred years ago...Carving was done with diamond abrasives by Alfonso de Vivanco of Los Angeles. This work has been called...MULTI-PURPOSE tumbler, de-burs, de-scales, burnishes with shot, media, or shapes. De-bubbles casting investment...When dopping with 5-minute epoxy, Monty McMahon, Santa Barbara, California, uses wood dowels. There are......................... 70 Specimens Goethlte Spodumene Talc Bauxite ' Chrysotile Asbestos Covelllte Chalcocite |  | | Journal (issue) | | Drop a line to Spectra Gemology, P.O. Box 1378, Santa Cruz, California 95061. This firm specializes in beads...corner of Pennsylvania Avenue and Stewart Street in Santa Mon ica, California. The blonde brick building,...write to GIA, 1660 Stewart Street, P .O. Box 2110, Santa Monica, California 90406. * 6 - DECEMBER 1976...the days of ancient Egypt to the present. But the de- ' mand for this material and the supply have varied...of America, 1660 Stewart Street, P .O. Box 2110, Santa Monica, California 90406. Dyed bone and ivory that |  | | Journal (issue) | | development by Sandvik and BHP for more than a decade to de-risk this new approach, including a full-scale underground...Autonomous Komatsu 980E being loaded at the Minera Centinela Esperanza Sur pit autonomous operations means...one example of this. The accuracy enabled by Centinela mine plus at Codelco’s Radomiro Tomic and Minister...to make – “one of the things we help them to do is de-risk that decision by engaging with the ecosystem...says 800 acre site sits on one of the richest spodumene ore deposits in the world. In addition, this site |  | | Book | | editors Roland Oberhänsli, Potsdam, Germany Maarten J. de Wit, Port Elizabeth, South Africa François M. Roure...Pedro Oyhantçabal Departamento de Geodinámica Interna Universidad de la República Montevideo Uruguay...Instituto de Geociencias Básicas, Aplicadas y Ambientales de Buenos Aires (IGEBA) CONICET-Universidad de Buenos...deposits in the Sierras v vi Preface Australes de Buenos Aires in Argentina and correlated them with...pre-Devonian strata in the lengthy stretch between the Río de la Plata and Pernambuco, of which some are probably |  | | Journal (issue) | | CA 94518 Ruth Bally, Treasurer 2857 Addison Pl., Santa Clara, CA 95051 Contact Mrs. Juanita Curtis, Execullve......................... 70 Specimens Goethlte Spodumene Talc Bauxite ·chrysotile Asbestos Covellite Chalcoclte...:IA Dept.GM-19 1660 Stewart St • PO Box 2110. Santa Monica. CA 90406 Please send FREE catalog explaining...Institute of America 1660 Stewart St., P.O. Box 2110, Santa Monica, Ca. 90406 Address,_ _ _ _ _ _ _ _ _ _ _...Please rush FREE instrument brochure describing your w,de assortment of professional instruments Nome _ _ _ |  | | Journal (issue) | | ...................... 70 Specimens Goethlte Spodumene Talc Bauxite °Chrysotlle Asbestos Covelllte Chalcoclte...P.■. 10 A.■.· 5:• P.■. Santa Monica Civic Auditorium 1855 Main Street Santa Monica, California Adults... Ct. .......... enw.._c,. Castro Valley, CA Santa Monica. CA Sherman Oaks. CA .......... .........."•••LJ Studio City, CA •. ........ ..... ,... Santa ,,...... .,..., 1,ac11c ■INnll 1,ac••• Monica....and service only.) GRYPHON CORPORATION 101 EAST SANTA ANITA AVE / BURBANK, CALIFORNIA 91502/1213) 845-7807 |  | | Journal (issue) | | Martin 37 HAVE A GEM OF A CHRISTMAS --· I Santa Claus is truly everywhere DEPARTMENTS 14 NEWS NOTES...available from Gem Master, 1687 Calabazas Boulevard, Santa Clara, California 95051, or from various chemical......................... 70 Specimens Goethlte Spodumene Talc Bauxite 'Chrysotlle Asbestos Covelllte Chalcoclte...Switcheroo In ow· October issue on page 7 (Haruesting Spain Red Coral by Kenneth and Doris Castro), the captions...GRYPHON CORPORATION .u,ur~ )( ' •• 101 EAST SANTA ANITA AVE ./BURBANK, CALI FORNIA 91502/ (21318457807 |
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