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| sciences , NO . 4 - JUNE , 1898 . CONTENTS AsbestUS , OPAL FIELDS OF AUSTRALIA , HALITE FACT AND FANCY , GEORGE...and form of all known species and varieties , with an up - to - date supplement . A Metallic Classification...recoverable by the OCR engine. HALITE, NEAR BORAX LAKE, CALIFORNIA. From Foote'B " Complete Catalogue of Minerals...found in Delaware County, Pa. The radiating variety can be found in John Smedley's mine near the Black Horse...are hard and rigid, which if broken across presents an irregular structure resembling wood, hence it is |
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| ISSUE 10 • OCTOBER 2020 FASCINATING FACTS ABOUT OPAL CLAIM TO COPPER FAME Butte’s Mining Legacy DYNAMIC...Printed in the U.S.A. 10 0 74470 02033 2 WIN AN OPAL PRIZE PACK! Details on page 6… 2 ROCKNGEM.COM...By Steve Voynick 28 10 FASCINATING FACTS ABOUT OPAL By John L. Carver and Bill Halepeska 62 REGULAR...specimen of opal from the prolific USA locality of Butte, Oregon, reveals a carving-grade opal as it is...rockngem.com FIELD NOTES our staff EDITORIAL EYE ON OPAL IN OCTOBER BOB JONES Senior Consulting Editor ANTOINETTE |
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| SEPTEMBER 2020 38 PENNSYLVANIA’S PEQUEA SILVER MINE 10 Agate Origins and Formation Natural Treasures...Illustrious Opals 28 GOLDEN ANNIVERSARY GOODNESS Lake Havasu Gem & Mineral Society Marks 50 Years By Helen... so I only walked out where he suggested, to get an idea of what’s there. I walked out maybe 75 yards...83642 Show Room Now Open! M-F 7:30-4:00 MST NEW OPAL SHIPMENT IN FROM ETHIOPIA THIS MAY BE THE BRIGHTEST...COLORFUL AA & AAA GRADE OPAL. PLEASE SEE OUR WEBSITE FOR NEW LISTINGS OF THIS OPAL THE VILLAGE SMITHY OPALS |
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| YOUR ENGINE AS VOU W?lVE. THIS COMBINATION PRODUCES AN OIL SO HIGH IKI QUALITY IT LASTS MONTHS L0M6eR.J...Annual Imperial County Fair, County Fair Grounds, Imperial, California. March 3-6—Pima County Fair, Tucson...by Desert Gem and Mineral society of Blythe, California. March 5-6—The Fourth consecutive World's Championship...Chandler, Arizona. March 5—All-day trip to Asbestos Mine in Pinyon Flats. Meet at Palm Springs Desert Museum...Desert Cavalcade of Imperial Valley at Calexico, California. Pageant, parades, festivities. March 19—All-day |
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| U I D E TO MEXICO " \ I ^J \ J Published after an extensive two-year travel survey for up-to-date information...Telephone and Telegraph Services SEND ONLY \ to Mexico an enjoyable one eliminating problems which may arise...not a "story book" or just a list accommodations. An aid in selecting those sections of Mexico most interesting...^ 1 INFORMATIVE . _ . $2.95 postpaid (In California add 12c Sale Tax) 1 • To: CROSS PUBLICATIONS...PUBLICATIONS, P. O. BOX 1216 1 \ PALM DESERT , CALIFORNIA NIAMF 1 ADDRESS I TITY STATF March, 1964 / Desert |
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| Add pottage and Insurance. Add Sal•• Tax In California. Open Monday through Friday, 9 a.m. - 5 p.m...scintillating colors of Australian opal come to us through the courtesy of the Opal Spectrum company. For details...Our Cover feature. And, for a fascinating look at opal mining , plus more pictures, turn to page 8. AND...Goss (CFMS) Al 6, Box 320, Sonora. CA 95370 CALIFORNIA FEDERATION OF MINERALOGICAL SOCIETIES NORTHWEST...TX 78745 4 - JANUARY 1977 HOW TO CUT BRAZILIAN OPAL lapidary techniques for a new material by W.L Maison |
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| MINERALS ALLANITE (EPIDOTE GROUP) / @ Amherst County - Black pitchy allanite is found in a small pegmatitemass...used because of their radioactivity. Campbell County - Andalusitecrystals,somevery large,have been reported...attractive cabochons can be cut. BERYL Amelia County - Clear gem quality beryl fragments measuring 0...di~nensionhave been found at the Abner Pinchbeck mine 0.5 miles east of Amelia (Dietrich, 1970). Small...Powhutcan County - Clear beryl crystals (goshenite) occur at the Herbb # 2 pegmatite mine north of Flat |
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| Rees (NFMS) 806 El Monte Twin Falls. 10 83301 CALIFORNIA FEDERATION OF MINERALOGICAL SOCIETIES Publisher...Porter, Treasurer P.O. Box 96, Burbank, CA 91503 Opal Enthusiasts Hold First Seminar ...................Gemac Corporation, 1797 Capro A ve.. Mentone. California 92359 What's New . . . . . . . . . . . . . ...per lb. NEWI Plume Opal is another new discovery in Mexico! This beautiful plume opal is hand-selected...turquoise .from the Little Gem Mine (also known as the Cracker Jack Mine) in Nevada. It comes in two types: |
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| or the irregular bounding surface of an embedded grain or of an aggregate, or any mineral change that... as evidenced by the undistorted preservation of an original texture or structure, whether this be the...Amadeus Carl Friedrich Naumann (1797e1873), an important pioneer European mineralogist and crystallographer...wholly different composition may grow in the body of an old mineral or mineral aggregate. Bates, R.L., Jackson...Frondel of Harvard University in 1935. It was based on an extensive study of pseudomorphs in the collections |
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| ■THE MOSCOW OPAL MINES 1890 to 1893 (The First Commercial Opal Mines in the Ujiiled States) Mon Brockett...$3.00 . ■The Moscow Opal Mines—1890 to 1893 (The First Commercial Opal Mines in the United States)...United States of America U.S.A. OPAL COUNTRY (Precious Opal near towns located on map) OPALS "found... IDAHO f 2 3 (z i • Te*o* I o "Shoshone County, Idaho man picks up opals while out hunting a horse...-rftO Y PjiLtiM • GtntSEE • LSi/is to'v LOST OPAL MINE on "high hill opposite Lewiston, Idaho." Discovered |
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| • • • • ': . ·• Ranson1 , Jay E . Gems an d minerals of Arnerica 549 . 075 RAiJSO rti SAUSALITO...Arizona Gem Trails and the Colorado Desert of California High Tension (A Biography) Jay Ellis Ransom...Gemstones and Minerals; Volcanic Flows; Values in an Outcrop 4. Preparation for Field Collecting 52...Petrified Wood 131 Characteristics of Agates; Opal, Queen of the Gems; Petrified Wood; Commonly Occurring...in L.\merica Alabama Alaska Arkansas Arizona California Colorado Connecticut Delaware Florida Georgia |
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| T. Trofimov Nikolay P. Yushkin John S. White (USA) English (Style) Design idea Layout Photo: Layout...John S. White (USA), Peter Modreski (USA), Edward Rosenzweig (USA), John F. Rakovan (USA) Dmitrii A. Kilpio...Almanac Mineral-Almanac Ltd, USA 10896 W. Beloit Pl. Lakewood, CO 80227, USA E-mail: minbooks@online.ru...known of all is the famous ,,Emerald-Hand stein", an assemblage of emerald crystals from different Colombian... Among them was the "Vienna I mperiaJ Opal", an precious opal found in 1672 in Dubnik (former Czerwenitza) |
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| the field, the home laboratory, and the operating mine or mill. Ultraviolet light, in the hands of geologists...and have made virtually no use of fluorescence as an aid to identification. In this book, the fluorescent...each color—enable the user to turn his UV lamp on an unknown mineral, note its glowing fluorescence, and...reader the thrills of discovery experienced by pioneer scientists, like those who first astounded the...acknowledgment to an ultra-violet pioneer THOMAS S. WARREN of San Gabriel, California President, Ultra-violet |
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| ultraviolet’s many uses in the laboratory, and the operating mine or mill. field, the home Ultraviolet light, in...and have made virtually no use of fluorescence as an aid to identifi- cation. In this book, the fluorescent...each color—enable the user to turn his UV lamp on an unknown mineral, note its glowing fluorescence, ...reader the thrills of discovery experienced by pioneer scientists, like those who first astounded the...acknowledgment THOMAS to an ultra-violet pioneer S. WARREN of San Gabriel, California President, Ultra-violet |
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| Depending upon yield - 30 to 50% from our rough opal - and your market, profits should not be less than...cutting opal for profit, and WISH TO START YOUR OWN BUSINESS ask for our leaflet on how to cut opal more...2242, NORTH PARRANATTA 2151 , AUSTRALIA SEND ROUGH OPAL TO THE VALUE OF ------------------------------ $...accuracy, tenth-degree angle specifications and getting an even girdle line are covered by Thomas J. Ricks ...faceted stone by Rich ard D. Austin THE WISHING WELL An intriguing and challenging project for faceters by |
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| PRICES ARE BASED AT $180.00 per ounce, we will make an adjustment of price on day order is shipped. Prices...Tax I• Callfor•ia 4959 YORK BLVD. LOS ANGELES, CALIFORNIA 90042 2- OCTOBER 1976 Open Mon. thru Fri....DIRECTOR-JEAN HAMMOND CIRCULATION-JOREE SCHOENY CALIFORNIA FEDERATION OF MINERALOGICAL SOCIETIES Telephone:...rockhounds. Elsewhere in this issue, you will find an article about some of the many uses for this versatile...Correspondence and requests for 1nl cirmatoon 10 the California Federatoon shoulo be addressed to Mrs Juanita |
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| published this year. Mrs. Wolfe gave many years to an intimate study oi: Muir's life and associations,...under the winter sun at Palm Springs! America's pioneer desert resort welcomes a distinguished colony to...but the wilderness could satisfy. He came to California in 1868. In San Francisco he saw nothing but...prospectors and a score of other subjects. Several lost mine stories are included. "Books have been written on...The book is offset printed with typewriter type—not an artistic creation—but readable and full of the author's |
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| and the Thermal Properties of Gems D. B. Hoover Opal from Queretaro, Mexico: Occurrence and Inclusions...which little has been reported in recent years. After an initial burst of activity 100 years ago, the production...impeded their exploitation. This article, the result of an expedition to the deposits in 1981, chronicles the...a mineralogical consulting firm, in Oakland, California. Mr. Atkinson is the owner of Terra, a firm specializing...rare gems and gem minerals, in Santa Barbara, California. Acknowledgments: The authors are indebted to |
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| Facet or Cabochon 4959 YORK BLVD., LOS ANGELES, CALIFORNIA 90042 (213) 255-1488 MINUTE-MAN MAIL ORDER SYSTEM...ART/ ADVERTISING DIRECTOR ASSOCIATE EDITOR - CALIFORNIA FEDERATION OF MINERALOGICAL SOCIETIES CIRCULATION...Correspondence and requests for Information to the California Federation should be addressed to: Mrs. Juanita................................................ 17 An lndlan Style Necklace of Wood and TurquolH by James... Silver Prices Su~IICI To Dally CM111. No. 102 An ideal cement for all kinds of jewelry making and |
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| an cA e!magazine {or c6rCinerologist, Geologist and eollector . . . . Vol. 12 No. . . . . •... . . . . . . . . . . . . . . . 304 B,rth of the Opal lpc,em l by Be tty Browne, R. T . . . . . . . ....traveling in seven motor cars to Oreana, Pershing County, Nevada, to visit and inspect the Tungsten and...several others. In addition to visiting the Tungsten mine in Oreana Canyon and inspecting the rare Dumortierite...traveling for more than fifty miles over the old Lake Lahontan bottom , viewed the Rye Patch Dam, and |
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| and nearest dealer. Anywhere in the world. Salt Lake City , UT - June 4-7 South Bend, IN - July 23-26...Information ard requests to the American Federation CALIFORNIA FEDERATION OF MINERALOGICAL SOCIETIES Officers...several things : 1) Tweak the curiosity which is an essential part of the makeup of every hobby craftworker...of product, as in dental inlays and crowns. It i'> an old process. Those who viewed the recent Tutankhamen...minute as a smalJ dental continued on page 34 CALIFORNIA FEDERATION OF MINERALOGICAL SOCIETIES, INC. • |
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| . 122 AUSTRALIAN BLACK OPAL ...................... 126 AUSTRALIAN WHITE OPAL ...................... 130...With Natural Colored Gemstones," MEXICAN FIRE OPAL .......................... 134 AMERICAN FRESHWATER...PRECIOUS TOPAZ ............................ 230 CALIFORNIA TOURMALINE ..................... 234 CHROME TOURMALINE...After all, the two groups have banded together in an intermittent alliance against a common enemy-Communist...listening to the sirens' song, we become victims of an aesthetics-induced amnesia. All we canor care to-remember |
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| the techniques used b y the laboratories at the California Institute of Technology t o determine whether...Rossman is associate professor of mineralogy at the California Institute of Technology, Pasadena, CA. Acknowledgments:...23, and 24 were taken by G. P. Meeker of the California Institute of Technology, Pasadena, CA. The balance...from the experience of the laboratories at the California Institute of Technology, which illustrate methods...six oxygens surrounding the iron in the geometry of an octahedron. Chromium 3 + produces the pattern shown |
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| of meriting the acceptance of this Dictionary as an international reference book for the gemological...America, 541 South Alexandria, Los Angeles 5, California. A diamond glossary, a portion of which appeared...by the definition. For example: "African jade" is an incorrect term for green grossularite, as stated..."a" alone should be sounded as the "a" in "cat/* An "e" following a vowel indicates a long sound for...emphasis. dictionary's use as a gemological directory. An effort has been made to include in alphabetical order |
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| (subspecies) of quartz; all of like importance; therefore, an equal amount of are not space should not be devoted...Northwestern University; John Melhase, Berkeley, California; E. Mitchell Gunnell, University of Missouri;...of Natural History; WilHam Pitts, Sunny \^le, California; D. H. Newland, New York State Museum; Prof....subvarieties of amorphous quartz, including the part on opal; Mr. Dake's many years of experience as editor of...XII Unusual Quartz Types 225 Chapter XlII The Opal 239 Chapter SiLICIFICATION AND XIV PeTRIFIED |
