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| Contents 4 Map: Notable Opal Localities 50 BY BRUCE PAUL GABER 6 The Opal Enigma: Science, History...and Pins Afire: Play of Color in Opal BY MAX WEIBEL Sparkling Opal in Ancient Bones: Precious Relics...vibrant with opal pattern and color. In this extreme close-up of a Lightning Ridge black opal, the field...approximately 3 mm wide. Opal courtesy Jenni Brammall BY ALEX RITCHIE 52 An Opal Glossary of Terms BY...BY SI AND ANN FRAZIER BY PETER HUBER 64 Opal from Mexico: Unsurpassed Fire BY JURGEN SCHUTZ 18 Perfect |
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| TX 75261-4127 (NW Corner of Airport Freeway & Valley View Lane) FLOOR Session (Floor, Telephone, HERITAGELive...Dallas, TX 75261-4127 NW Corner of Airport Freeway & Valley View Lane Thursday, September 24 – Friday, September...Texas 75261-4127 NW Corner of Airport Freeway & Valley View Lane Phone 214-528-3500 877-HERITAGE (437-4824)...from Mozambique – the “Jena Blue” • An amazing Fire Opal weighing an astounding 61.58 carats from Mexico...the noted Virgin Valley locality with superb size and coloration • A Bee fossilized in Opal, believed |
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| COVER Pictured on the front cover is a spectacular opal find from Mintabie, Australia, photographed by the...the author. The back cover pictures an opal mouse which was commissioned by and is in the collection...every new friend adds to my ever-evolving story of opal. I consider this story as a lifetime work still...and I actually went to these places, searched for opal, broke down in our camper, and met many wonderful...the years people have begun to refer to me as an opal expert. At first I was shocked at the idea. The |
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| GrNn Opal (While) Fiery 1.00 t 00 25 ,46 OpelT~II - ,oo 75 I 75 Mothef-of-PN,t Opal Mosaic...diamond grease eliminates friction and heat. Great for opal. Diamond makes short work of rubies and sapphires...well-known area by Colleen L. Woods 17 VIRGIN VALLEY VENTURE A popular Nevada location revisited by Bill French...about 3x3 inches in size. Many of the nodules have crystal-lined pockets. MONTANA'S DRVHEAD AGATE By Colleen...Mexico work carefully so that you may produce an and Nevada. Other sources include attractive stone. Mexico |
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| .......... $1 .00 per lb. Opal, Mexico, black plumes in salmon color opal. ..................................... $5.95. .P411' lb. Tourmaline. green crystal, beautlful ........................................................... $.50 per gram Turquoise, Nevada, blue with gray or black matrlx ...................................... $.45 per gram Turquoise, Nevada. green with brown spiderweb .....................- ALL ORDERS MUST INCLUDE A 12.00 r.e ii In the USA - all others including Canada must include lull |
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| Metal-Bond Diamond Wheels. By James Wisse Yucaipa Valley Gem and Mineral Society Go Diamond all the way...made from calcite onyx from an area near Death Valley, California. The first operation, of course, was...shopping mall which was sponsored by the Chippewa Valley Gem and Mineral Society. The unique exhibit was...diamond saw blades start as thin as 006 1 Ideal for opal 6 S7.75 PLASTIC LAPS Flat as a sheet ot glass and...38th Annual show and convention of CFMS In Reno, Nevada. Photo, Fred Elsnau Roulette Wheel to be Special |
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| Feature Articles 490 Green-Luminescing Hyalite Opal from Zacatecas, Mexico By Emmanuel Fritsch, Peter...colour appearance of this rough and cut hyalite opal from Zacatecas, Mexico, is due to its green daylight-induced...Laguna Beach, California, USA. Photo by Orasa Weldon. 532 Conferences Sinkankas Opal Symposium|AGA Las Vegas|Mallorca...Chattanooga, Tennessee, USA; Alan T. Collins, King’s College London; John L. Emmett, Crystal Chemistry, Brush...Brush Prairie, Washington, USA; Emmanuel Fritsch, University of Nantes, France; Rui Galopim de Carvalho, |
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| Centennial Coliseum, 4590 outh Virginia Street, Reno, Nevada. The host organization is the Reno Gem and Mineral...a favorite material is Australian opal. By Robert Mclarrin Humboldt Gem and Mineral Society J ewelry...heavy enough to use, even on porous stones such as opal, without damage, and it makes the surface too slippery...diamond saw blades start as thin as 006 1 Ideal for opal 6 $7.75 PLASTIC LAPS Flat as a sheet of glass and...70 Specimens Purpurite Rose Quartz PetTifled Wood Opal Lepidolite (Yellow) Chalk Nephrite Amazonile Psilomelane |
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| oriental carvings of birds in clear quartz (rock crystal), is quite appropriate. Carving is one of the many... and a thermally protected motor for Slit.ts. Crystal ta d11mond compound for wood wheels alone ,s worth...diamond saw blades start as thm as 006"'' Ideal tor opal s· S7.75 PLASTIC LAPS Flat as a sheet of glass...and ended about 90 miles northeast in the Cuyama Valley area. Material to be collected was white to pink...roughed continued on page 24 By Vi Wilhelmsen Amador County Gem and M ineral Society Six years ago, after |
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| Austra\lanBC?.PniUAN FIRE OPAL is Oltly in the red. oran&t. 1 "play o1 f\RE OPAL! ..,... ol brilliant fires...PRICED Al RS pAAAl)ISE and • 3 to 30 each not come to OPAL LOVE our stores. BY IAAIL . . . r II .•t 1ll__!...l'Ollf :acet outfit and r-,struct the oririnal crystal laca Put on "fl! temuna~~- I haw done the,e and...Conicholcite • sapphire Sond Ulexite Smoky Quorlz Opal Axinite $12.00 postpaid Cholcocite 1 /, " Rutile...Crys1ols ore about 'i, · in size. some larg er. Crystal abbreviated os xi.I Tuff Donburite - xi portion |
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| .................. 16 A Method for Using Tecopa Opal by F.W. Seasholtz ................................r • a ..,. San Diego, Ca. ~.,,, . . Cl. Castro Valley, Ca. ·-· !l!ptlra. . . S11111 Monica. Ca. W...in Arizona, California, Colorado, South Dakota, Nevada, Idaho, Montana, New Mexico, Oregon, Utah, Washington...018 ESPECIALLY FOR SLOTTING AND CUTTING TURQUOISE, OPAL AND FACETING MATERIALS. Supercharged with premium... Our greatest offer ever! Never purchased opal from Opal Spectrum before? Now is the time to discover |
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| 14 GHOST OF THE SINGATSE Collecting in Ludwig, Nevada by Fred Claar 50 ANY MINERALS LEFT AROUND VIRG...sleeves and the lower part of the hat were cut from Nevada turquoise. For the balloons a variety of materials...materials was used - red and yellow rhyolite (Nevada wonderstone), green marble from Northern California,...diamond saw blades start as Ihm as 005•1 Ideal for opal 6 S7.75 FLEXIBLE DISC The most • flexible~ lle111ble...grams for $67.00 BEITER GRADES: by mail order from Opal Spectru1n (Minimum order 400 grams.) Every piece |
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| 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...TX 78745 4 - JANUARY 1977 HOW TO CUT BRAZILIAN OPAL lapidary techniques for a new material by W.L Maison...and Barbara Thomas 32 TIPS ON BUYING AND CUTTING OPAL Advice from the professionals 34 ART NOUVEAU Easy-to-do...Gunther FEATURES 8 COO BER PEDY TODAY A visit to the opal mines by Lee Cross 15 INTERNAL STRUCTURES AND |
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| countries. Mount Mica is located in Paris, Oxford County and is now owned by the Plumbago Mining Company...traveling through Auburn, I was lucky to discover the Valley Sports Shop which sells topographical maps. I arrived...018 ESPECIALLY FOR SLOTTING AND CUTTING TURQUOISE, OPAL AND FACETING MATERIALS. Supercharged with premium...dam with ,·olour New Finds A. Cold Base Gem Crystal Opal \\·ith red, blue, orange & green colour patterns...aterial-lit t le-w aste-1'1 ulticolou red bands of crystal touching each other. I. 5 to 15 gram pieces-$40 |
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| prohibited. COVER: GOLD crystal group, 13 cm, from the Eagle’s Nest mine. Placer County, California. Found...excellent, hearty Western food. Our favorite is Hidden Valley Inn (4825 N. Sabino Canyon Rd., 299-4941) where...Concepcion, the Virgin of Guadalupe, and the Tumaca cori. This they hid in the Virgin of Guadalupe mine...so ob vious that the first white man to enter a valley could not help but notice them even from a distance...Breyfogle dragged himself out of California’s Death Valley in 1862 he was carrying a bandanna-wrapped handful |
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| checkered appearance that details the calcite crystal growth structure of this interesting rough. We.............. $1.00 per lb. Opal, Mexico. black plumes In salmon color opal........................................... $5.95 per lb. Tourmaline. green crystal, beautiful.............................................................$.50 per gram Turquoise, Nevada. blue with gray or black matrix ...................................... $.45 per gram Turquoise, Nevada. green with brown spiderweb................... |
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| Agate; Red Malachite Mex. Crazy Lace Opal Mosaic Opal Triplets Opal (White) Fiery Ruby Pink Shell Peridot...card. Write today. highly reflective surface on a crystal, coating could be involved. Many THE LARGEST SELECTION...Specimen, Purpurlte Rose Ouaru. PttnlteOpal Lep1dohlt (Yellow) Chalk Ntpl\r,te Amezon,tt Plllometane...I portion o,ebue P,ruon,te - xi GHtropoel Rock Crystal Ouartz - xi Coqu1ne 'Ob11d1an • apacne teara· Bry02oa...Mountings Metal Detectors • MOST ITEMS POSTPAID TO USA DESTINATIONS e 100% SATISFACTION GUARANTEE VIS4' |
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| Canyon, Fairfield, Oquirrh Mts, Utah Co., Utah, USA That the Variscite from Fairfield, Utah forms as... Marquette Iron Range, Marquette Co., Michigan, USA Hematite is one of the main ores of Iron mined for...and mirror bright. There are signs of Graphite crystal inclusions, now vanished, that have been partially...“Fantasia.” As if that wasn’t winsome enough, the crystal group is dusted with bright, sparkling micro-crystals...hollows of the piece are a couple of Pyrochroite crystal groups. Pyrochroite is a rare mineral in its own |
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| durable than nd · IS Australian a°l:l1i.i~ FIRE OPAL is har:tya~n ~e red, ~n~e, ~1!;..,a of FIRE 01~~...PARADISE and see wh■t th: to 30 arams each. not com• to OPAL LO'ro!S r stores. frf MAIL . • · sen r 3 If at 111...long. Full di• rectlona. ltocll No. 70.z:t,CK CRYSTAL GROWING KIT Do a cryatallograohy project Illustrate...effect symmetry. etc . Incl. book --cryetale & Crystal Growing .. plua generous 1upply of chemlcala {clHr...Show. " Stanislaus Treasure Trove." Stanislaus County Fairgrounds, Turlock, Ca. Mother Lode Mineral Society |
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| for all delicate and heat sensitive stones such as opal. Crysta lite diamond compound goes a long way when...diamond saw blades start as thin as .006"! Ideal for opal. 6" $7.75 ·F.0 .B. Florida Factory Over ,~,~...dumortierite from the Indian Pass area of Imperial County, California. The red stripes are red jasper from...stars are howlite from Tick Canyon in Los Angeles County. continued on page 10 8 - NOVEMBER 1976 FEATURING:...piece of pink opalite which I found near Lovelock, Nevada. The beak was made from a template, but the tongue |
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| meaning. acentela (Span.). Rock tetrabromide. crystal. A as macroscopic genitic quartz heavy liquid...jasper chalcedony. Same as jasp- agate. agate opal. See opal agate. agate shell. Same as agate snail, a...composition, sodium-aluminum _ silicate (NaA1Si3Og); crystal system, triclinic; hardness, 6 to 6%; specific...(Span.). Alexandrite. “Alencon diamond.” Rock crystal. Aleppo stone. Eye agate. alexanderite. A misspelling...they spread from a gorge upon a plain, or an open valley bottom. alluvial stone. A mineral that has been |
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| customers MINIMUM ORDER $5.00 • WE PAY POSTAGE USA on Items This Ad e 10 DAY RETURN PRIVILEGE e SATISFACTION...Crystals o•e about 'i, .. in size , some la rger. Crystal abbreviated as xi.I lepidomelone O rthoclose -...Diaba se Pirssonite - xi Phyllite Gastropod Rock Crystal Q uortz - xi Coquino Obsidion .. apache tears"...Tele: 617 - 347-318C Mar. 3 thru 12. Imperial Valley Gem and Mineral Society. 25th Annual Show. conjunction...of Castro Valley. Show. "Showcase Magic." High School. 19400 Santa Maria Ave .. Castro Valley, Ca. 10·9 |
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| • Carrasite Jasper • Pride Pit Jasper • Hidden Valley Jasper • Moonshine Jasper • War Paint Jasper Lori...mineral, many people refer to hematite as a stone or crystal. It has a metallic luster that typically ranges...SHOW June 23rd – 26th 2022 (9am to 6pm) Jefferson County Fairgrounds Madras, Oregon FREE PARKING FREE ADMISSION... ADMISSION with this ad* MADEIN INUSA USA MADE MADEIN INUSA USA MADE FREE ADMISSION Limit one one per...with other other notice. *** California Dendritic Opal Amethyst Star Ruby Star Sapphire Star Diopside Moonstone |
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| .................. 40 Rockhunting Around Reno, Nevada by Lee C. Carter ................................dramond saw blades start as thin as 006"' Ideal for opal 6" $7.75 PLASTIC LAPS Flat as a sheet of glass...(412) 547-6779 NEW FINDS A. RED CRYSTAL-GEM QUALITY Deep resonant crystal colours penetrating total breadth...materiaJ. C lean with minimal waste. Rarest and finest opal of its kind to come l)ut o f AustraJia. I. 15 gram...ORANGE GREEN CRYSTAL- GEM QUALITY Clean, minimum waste-intense dominating orange crystal interspersed |
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| nomenclature standards. Diagrams of the important crystal growth methods and descriptions of how they work...GEMSTONES FROM THE LABORATORY 3 4 / History Crystal Structures and Properties Origin of Gemstones...Rock Classification Gem Scarcity Intrusive Crystal 6 Growth Synthetic Gem 9 / Gemstones SOURCES...a fraction of their cost. Unfortunately, the crystal growers are enticed by a far greater monetary...ruby, emerald, sapphire, pearl, and occasionally opal. The dictionary (Webster's New Collegiate Dictionary; |
