 | | Book |
| those people lucky enough to be able to travel to see them; others are in private hands and are seldom...FRANCE; Curator, School of Mines, Paris 4 F. HOFMANN, Professor, School of Mines, Freiberg, EAST GERMANY...H. J. SCHUBNEL, Professor and author, School of Mines, Paris, FRANCE ¥& JOHN SINKANKAS, author and collector...unique experience; for the first time he can enjoy an array of seventy-eight specimens each judged best...In the Gallery these seventy-six are presented in an order calculated to delight the eye rather than merely |
| | Book |
| 000007 0000®* The World’s Finest W MV >1VL an a CRYSTALS by Peter Bancroft A Studio Book THE...FRANCE; Curator, School of Mines, Paris ^ F* HOFMANN, Professor, School of Mines, Freiberg, east Germany...j. schubnel, Pro fessor and author, School of Mines, Paris, FRANCE ^ JOHN sinkankas, author and collector...unique ex perience; for the first time he can enjoy an array of seventy-eight specimens each judged best...In the Gallery these seventy-six are presented in an order calculated to delight the eye rather than merely |
 | | Journal (issue) |
| locality-oriented studies (all laudable scientific goals), with an emphatic note about the value of publication. They...to a researcher or simply to people who want to see his specimens. Insufficient thought is sometimes...specimen is clearly visible for all to see. The viewer can see the subtle details of crystallization,...mineralogy among members of the public who are allowed to see them. That destiny can be fulfilled in only two ways:...and maintain a large mineral collection. Given such an investment, is it not a corresponding responsibility |
 | | Journal (article/letter/editorial) |
| The M OC K I N G B I R D Gold Mine Downloaded by [University of New Mexico] at 10:16 27 November 2014... or the avid mineral enthusiast, gold, especially crystallized gold, is one of the most coveted of all...all collectible species. Of the thousands of known gold occurrences, few have produced aesthetic macroscopic...of the finest gold specimens known, including incredible examples of crystallized gold from the Colorado...Sixteen-to-One, Eagle’s Nest, Diltz, Artru, and Mockingbird mines. These specimens commonly have bright luster and |
 | | Journal (issue) |
| Advertising Manager Thomas P. Moore Tpmoorel@cox.net A gold specimen from the Spanish Dry Diggings, Eldorado...from the La Marina mine, Muzo District, Boyaca Department, Colombia. See the article on the Colombian...magazine; 'TU be the first to join," said Bryan. It was an excellent idea, but it needed a point man. At the...Fellows program receives an attractive certificate each year, which can be framed on an office or mineral room...room wall. And in 2016 we began presenting gold medallions-large pins with a magnetic clasp--that can |
 | | Book (edition) |
| Brazilianite, 35 mm, Linopolis, Brazil, H Page 13: Gold, 35 mm.Eagle's est Mine, California, G Publi!>hed...groups: The number of new mineral species may grow as an avalanche, flooding the mineral population with tens...lepidolite, wolfrarnite). In many cases, minerals have an intermediate composition between theoretical end-members...amphibole group). For more detailed information see "Dana's System of Mineralogy•· ( 1944, I 951, 1962)...to crystallographic tenns (e .g. prismatine), to an organization (e.g .. mgriite). to a journal (minrecordite) |
 | Lambert-Smith, James S., Allibone, Andrew, Treloar, Peter J., Lawrence, David M., Boyce, Adrian J., Fanning, Mark (2020) Stable C, O, and S Isotope Record of Magmatic-Hydrothermal Interactions Between the Falémé Fe Skarn and the Loulo Au Systems in Western Mali. Economic Geology, 115 (7). 1537-1558 doi:10.5382/econgeo.4759 | Journal (article/letter/editorial) |
| Park Place, Cardiff, CF10 3AT, United Kingdom Gold (Holdings) Ltd, 3rd Floor, Unity Chambers, 28 Halkett...Gounkoto Au deposits of the >17 Moz Loulo mining district, largely hosted by the Kofi series metasediments...interpreted to have formed through phase separation of an aqueouscarbonic fluid, which locally mixed with a...hypersaline brine of metaevaporite origin. Recognition of an intrusive relationship between the Falémé batholith...unmixing of an aqueous carbonic fluid derived from the devolatilization of sedimentary rocks with an organic |
 | | Journal (issue) |
| minerals at the Line Pit, State Line chromite district, Pennsylvania and Maryland ..................149...U.S. must be written in U.S. dollars and drawn on an American bank. foreign payments remittance may be...Out-of-print copies are being handled by Si & Ann Frazier (see their ad). telephone: circulation, reprints and...approval of the editor. suggestions for authors See vol. 11, no. 2, pg. 105, or write to the editor for...and reprinted those additions and corrections into an 8-page insert which is of the same page size as the |
 | | Book (volume) |
| is available in the various scientific journals. An attempt has been made to collect, summarize and group...properties together with an orientation sketch for biaxial minerals and an introductory paragraph, and...which can be used determinatively have been drawn to an exact centimetre scale, thus enabling the reader...the present text. Mineralogical Abstracts have been an indispensable starting point for bringing many papers...Calcite . Magnesite Rhodochrosite Siderite Dolomite Ankerite Huntite Aragonite Strontianite . Witherite PHOSPHATES |
 | | Journal (issue) |
| White Development Officer William D. Panczner GOLD! Associate Editors written content Paul E. Desautels...Julius Weber Mamaroneck, N.Y. Articles Collecting gold mining memorabilia................................323 by W. E. Wilson and R. Bentley Nova Scotian gold ..................................................County, California: a modem source of crystallized gold .................................................... 347 by A. R. Kampf and P. C. Keller Harvard gold ............................................... |
 | Michel, Dominique, Giuliani, Gaston, Olivo, G. Ribeiro, Marini, Onildo Joao (1994) As growth banding and the presence of Au in pyrites from the Santa Rita gold vein deposit hosted in Proterozoic metasediments, Goias State, Brazil. Economic Geology, 89 (1) 193-200 doi:10.2113/gsecongeo.89.1.193 | Journal (article/letter/editorial) |
| FROM THE SANTA RITA GOLD VEIN DEPOSITHOSTEDIN PROTEROZOIC METASEDIMENTS, GOldS STATE,BRAZIL DOMINIQUEMICHEL...pyritesarethe onlyonesto recently for base metal and gold depositsfrom nic-richoscillatory-zoned variousgeologicenvironments...containinvisiblegold.The covariationsin As andAu sediment-hosted gold deposits(Wells and Mullens, indicatethat they were...transportedin the samesoluprocesses led to 1973) and gold depositsfrom greenstonebelt se- tion andthat the...MacLeanandFleet (1989) alsoobservedAs growth The SantaRita Gold Deposit bandingsin pyrites from the Witwatersrandgold |
 | | Journal (issue) |
| they should be criticized for it. If they produce an inferior exhibit, they should be called to account...collections as well. Today, mineral collectors are an active lot. They have more and better means of communication...more likely to go wherever they must in order to see important new museum displays. Also, major mineral...Colorado N uggets Comstock Mineral Co Creations o f Gold Crystals Unlimited Crystals from Heaven D&J Rare...Minerals Stonekeep Gem & Jewelry, Inc. Singing Bear Gold Panning Superb Minerals India, PVT The Crystal |
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| "-------~ c..11'..,~ s ........... The web page is an informative read for ALL members both new and old...duty or requirement imposed on it. In the event of an accident, or injury, members of the Society should.............................. Reference Guide to Mines, Tips & Quarries 47 .............................. should I be surprised or should I be pleased? I am referring to the amount of interest the the last...with the members and what might members like to see, now there is a challenge in itself ... writing to |
 | | Journal (issue) |
| Rosenzweig IN SID E FRO NT COVER: Richard W . Thomssen Gold from the St. Josefs mine, Verespatak, Romania (left)...from the including photocopying —without emerald mines on the written permission from the Takowaja River...Ekaterinberg; prohibited. Individual photographers an aquamarine crystal (lower left) or their supporting...ownership Transbaikalia, USSR; of photography. (See last page a large golden beryl crystal tor illustration..........................................3 9 Fersm an M ineralogical M useum Moscow, U SSR ........... |
 | | Journal (issue) |
| Scovill & L. Wagner, Jr. The Monitor-Mogul mining district, Alpine County, California .....................Sorbonne collection, Paris: photo by Nelly Bariand. See the article in this issue, beginning on page 13....of each of the five editions since 1971 have been an important source of revenue for us; your continued...Record like to plow their way through all sections of an article, even if unfamiliar terms are present. Most...dating back tc the early 1790’s. It is considered an essential reference for everyone in the American |
 | Giuliani, G., Olivo, G.R., Marini, O.J., Michel, D. (1993) The Santa Rita gold deposit in the Proterozoic Paranoá Group, Goiás, Brazil: An example of fluid mixing during ore deposition. Ore Geology Reviews, 8 (6) 503-523 doi:10.1016/0169-1368(93)90042-w | Journal (article/letter/editorial) |
| 503 The Santa Rita gold deposit in the Proterozoic Parano i Group, Goi ts, Brazil: An example of fluid...accepted June 26, 1993) ABSTRACT The Santa Rita gold deposit (Central Goi~is, Brazil) is hosted by Middle...lithostratigraphic column. Gold was probably initially transported as an AuC12-complex (T> 300 °C, low...State of Goi~is in Central Brazil hosts several gold mining districts which are locate*Present address:...structural environments. Important and well-known Goi~is gold deposits belong to the Crix~ls mineral province |
 | | Journal (issue) |
| ........619 by W. E. Wilson A good time was had: An Adventure in Provenance............................(deceased) Peter L. Via (deceased) SENIOR FELLOWS Gold Level Scott A. Rudolph (2022) Gail & Jim Spann...minerals around the age of seven, on his first visit to see the mineral exhibits at the American Museum of Natural...Another early mentor was Dr. Katherine Blodgett, an employee at General Electric Research Laboratory...situated at an elevation of about 550 meters above mean sea level in the Caldbeck Fells, an area of desolate |
 | | Catalog/List |
| much of this stock as possible. Thus we are offering an extensive array of quality specimens and cutting...Wine Harbor, Nova Scotia, Canada: from a for�er gold �ine, th�se are very_ bright _ arsenopyrite crystals...length. Priced at a very low $1.00 per inch length! an Inch to 3+ inches • - "j • COPPER PSEUOOMORPHSAFTER...PSEUOOMORPHSAFTER ARAGON/TE!!! Coro Coro, La Pa:t District, Bolivia: Really interesting little critters from 1 to...replaced the original aragonite and you can still see ihe hexagonal aragonite crystal structure. Many still |
 | | Journal (issue) |
| Place Tucson, AZ 85741 ‘ Continued on page 111 Gold! Introduction G old notes from the e d i t o r ...Birch 5 California The history of crystallized gold in C a lif o r n ia ................ 33 by W. C...otable gold occurrences of G eorgia & A labam a . . . . 65 by R. B. C ook N o rth C arolina gold ........hat's new in gold? Venezuelan gold (by W. E. W ilson) .......................... 89 A rizona gold (by W. E...89 Siberian gold (by W. E. W ilson) ................................. 89 C alifornia gold (by D. L e ic |
 | | Report (issue) |
| allow more precision to be given to a name. Thus an igneous rock (with no further information known about...Comprehensive indexes provided facilitate coding. An introduction sets out some of the prob lems encountered...das Chiffrieren. E in Vorwo rt bes chreibt e inige der getroffenen Probleme und die adoptierten Losungen...aspe ct s of current terminology , especially at an inter national level, were noted, and the code rr1ight...therefore is an essential part of the master dat a - file and the submaster files , and is an attempt to |
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| SEPTEMBER–OCTOBER 2022 Articles The Akchatau mine, Shet District, Karaganda, Kazakhstan..................573 by........564 What’s New in Minerals Ste.-Marie-aux-Mines Show 2022.........................................(deceased) Philip G. Rust (deceased) SENIOR FELLOWS Gold Level Scott A. Rudolph (2021) Paradise Woods (2019)...recently he had been concentrating on the Tintic district in Utah and amassed many self-collected specimens...classes at Modesto Junior College and graduated with an Associate of Arts degree, learning English as a second |
 | | Journal (article/letter/editorial) |
| precipitating. In the other areas it was thought to be an early replacement of aragonite or other minerals...the natural processes. The present report concerns an attempt to synthesize Ca-Mg carbonates under these...n) H+. The increase in H+ concentration leads to an increase in CO, in solution. The CO, gradually escapes...and the surface to volume ratio of the solution. An example of a pure product is as follows (prep. no...reasonably well with a value of 497% determined by an NMR measurement made on this sample by D. Woessner |
 | | Journal (article/letter/editorial) |
| ~et~tabi~ty and Hanover in crystals* JULIAN R. GOLDS;“IITH Department of the Geophysical Sciences, The...elements (including mountains) got to be as we now see them. There are even some who would attempt to understand...few systems involving crystals, realizing that if an understanding or prediction of human affairs is difficult...they may be in the overall scheme of things, that I am familiar enough with to discuss. Much of what I have...the metastable persistence at low temperatures of an equilibrium phase crystallized at high temperatures |
 | | Journal (issue) |
| channels in in marble, marble, and and (2) (2) an an occurrence occurrence ofof aa primary primary hessonite...the Kataragama field and the Okkampitiya field (see Figure 1). The Ratnapura field includes the famous...VC, is one such occurrence (Kroner et ah, 1991) (see Figure 1). The Okkampitiya gem field is situated...morphological feature of the OkkampitiyaMaligawila area is an erosional remnant which occurs in the form of a...calcium-thorium silicate) is also found in the area (see Arps, 1989). In contrast to the other gem fields |
 | | Journal (article/letter/editorial) |
| , 15, 29, 55. Quads: Richardsville ( 7 I / 2 ) (gold area) ; Warrenton (15), Catlett (15), Front Royal...Middleburgh, all (JY ) Min. Johnston Gold M. nr. Gold Vein (vil lage) . Gold panning on run S of Rte. 809 which...which leads off Rte. 615 from Rte. 17 nr Gold Vein P.O. At Gold Vein P.O. take Rte. 615 S for % Mi. to...Mr. Brickhill. Liberty Gold M. Take Rte. 651 W from Rte. 17 from point N of Gold Vein. Follow to town dump...View Gold M. Continue SW of road above from Liberty M / to 1 Mi. on N W side of road. Bancroft Gold M. |
