 | | Report (volume) | | Quartz Crystal Deposits of Western Arkansas By A. E. J. ENGEL CONTRIBUTIONS TO GEOLOGICAL ECONOMIC...quartz-bearing formations______1_________________ Crystal Mountain sandstone (Ordovician?) _______________...oscillator-grade quartz__-________________ _______ Crystal forms__._____.__________^._.--___________-_-___...with the quartz_____________ _______________ Wall-rock alteration and replacement-________________-_._-__-_-Relationship..._-__-_-Relationship between vein minerals and type of wall rock.__________ Secondary features related to deform |  | | Report (volume) | | Photogeology _______________ Popular and elementary _______ Rock descriptions____________ Study and teaching______...geology. Articles written for the layman. Listed by rock names and areas. Articles dealing with the educational...Survey and of other surveys. Articles on the chemical rock-forming systems; listed alphabetically. Subheadings...Res. Dev. Comm., Div. Geology, Bull.; Inf. Circ. Arkansas Resources and Development Commission, Division...Circular. Little Rock, Ark. Ark. Univ., Inst. Science and Technology, Research Ser. Arkansas University, Institute |  | | Catalog/List | | Micromount and Fluorescent columns . PETROLOGIC (ROCK) SPECIMENS ....... MINERAL DETERMINATION SUPPLIES...SUPPLIES including Blowpipe Testing.......... . xl - crystal xlled - crystalled xlline - crystalline xllized...VANADINITE Apache mine, near Globe, Gila County, Arizona. Sharp hexagonal barrel-shaped crystal druse. Many...mina Ojuela. White-to-pale yellow sheave-like crystal FI. 1. 00 groups on limonite ................ Mexico...... . Fl. Utah Toelle Co., Gold Hill, Gold Hill mine. .50 2.50 Transparent xls on limonite with austinite |  | | Journal (issue) | | Collectors CAMEOS Ancient and Contemporary Carvings CRYSTAL SKULLS Modern Art or Genuine Artifacts? www.rockngem...Scoop SALE $40.95 46.95 ROCK PICK A one piece solid steel construction rock hammer with a rubber grip...STAINLESS STEEL CABBING UNIT This machine is made in the USA for Kingsley North. Features an all stainless steel...specimen of quartz with fluorite is from a claim near Crystal Park, Colorado, at the base of Pikes Peak. (Jeff...myth and mystery of quartz crystal skulls by Bob Jones regular columns Rock & Gem Kids ............. |  | | Journal (issue) | | ....... 12 coming full circle with a little blue crystal Collecting on Peridot Mesa ..................Brad L. Cross by Robert Beard regular columns Rock & Gem Kids .............................................................................. 18 60 Rock Science ..................................... 34...advertisements. For this reason, advertisements appearing in Rock & Gem should be considered as requests to inquire...Service customerservice@beckett.com (800) 764-6278 Rock & Gem (ISSN 0048-8453, USPS 486-290) is published |  | | Catalog/List | | Micromount and Fluorescent columns. PETROLOGIC (ROCK) SPECIMENS .... MINERAL DETERMINATION SUPPLIES including...PHOTOGRAPH: 67 69 70 l\ilICROMOUNT SUPPLIES . xl - crystal xlled - crystalled xlline - crystalline xllized...VANADINITE specimen from the Apache mine, near Globe, Gila County, Arizona GLOBES AND ATLASES ......... . 79 Sharp hexagonal barrel-shaped crystal druse. Many oi the crystals exhibit a cavernous struc...mina Ojuela. White-to-pale yellow sheave-like crystal groups on limonite . .. . .. ... .. ... . lVlexico |  | | Journal (issue) | | These stones are untreated, can be heated to turn blue or white. Colors are various shades of brown ; :...and heart thrillers. As fine specimens of these crystal aggregates occur but sparingly in that particular...tabular, acicular and prismatic growths. Any of the crystal forms may mother a host of lesser crystals which...* * * Photo on opposite page. Also see Exotic Crystal Forms, page 37. March, 1953 — Earth Science Digest...quarried for building material and road and railroad rock-ballast. For building purposes it is known as “greenstone |  | | Report (volume) | | cientlfica Circular Classe classification Company, County Collections Committee Communications Comparative...Bulletin 153. Tucson, Ariz. Arkansas Mineral Bulletin 5, 6. Little Rock, Ark. Arkansas Resources and Development...Commission, Division of Geology, Bulletin 11. Little Rock, Ark. Association Canadienne-Frangaise pour 1'Avancement...Abstracts nos. 5, 6. Bethlehem, Pa. Los Angeles County Museum: Publications nos. 4-7; Quarterly vol. 6...Rombough. 1. Drainage of upper Twin Lake, Fresno County, Calif, [abstract]: Geol. Soc. America Bull., vol |  | | Book (volume) | | fluorite (121.39 ct), Westmoreland, New Hampshire; blue fluorite (132.12 ct), Illinois; square cut particolor...amethsyt (78.70 ct), Hallelujah Junction, Nevada; blue, cushion cut topaz (25.30 ct), Ramona, California;...(25.56 ct), Sweet Home Mine, Colorado; colorless scheelite (19.66 ct), Kern County, California; octagonal...California. NECKLACE. Vivid blue matched benitoite gems from San Benito County, California, consisting of... Oregon; and three Montana sapphires, violetish blue (2.52 ct), yellow (4.17 ct), and pinkish purple |  | | Book (edition) | | 52 moveable bubbles and 9 basal planes, and one crystal with a basal plane and enclosing a gas, a liquid...copper) chalco- copper) malachite and chysocolla, {blue copper) bornite, and many other less ( purple...ities and suggestions from Mrs. H, A. Burdick county, of Mr. J. of A. D. Stephenson of Statesville...found at the Reid Mine, in Cabarrus county, the Crump Mine and the Swift Island Mine, in Montgomery country...Cansler & Shuford Mine, in Gaston count} and the Little John Mine, in Caldwell county, and Pax Hill in | | | Book (volume) | | fluorite (121.39 et), Westmoreland, New Hampshire; blue fluorite (132.12 et), Illinois; sqmu·e cue parricolor...amethsyt (78. 70 et), Hallelujah Junction, Nevada; blue, cushion cut topaz (25 .30 et), Ra1nona, Caufornia;...California. NECKLACE. Vivid blue matched benitoite gems from Sai, Benito County, California, consisting of... Oregon; and three Montana sapphires, violetish blue (2 .52 et), yellow (4.17 et), and pinkish purple...conventional open-pit methods and the enclosing rock crushed and treated to release the crystals. Red |  | | Report (volume) | | meridian of 76° 30', from Tompkins County, New York, to Bradford County, Pennsylvania, by Henry S. "Williams...cents. 16. On the Higher Devonian Faunas of Ontario County, New York, by John M. Clarke. 1885. 8°. 86 pp....15 cents. 32. Lists and Analyses of the Mineral Springs of the United States; a Preliminary Study, by Albert...57 pi. Price 25 cents. 38. Peridotite of Elliott County, Kentucky, by J. S. Diller. 1887. 8°. 31 pp. 1...the Reid mine in Cabarrus County, the Crump mine and' the Swift Island, mine in Montgomery County (at the |  | | Journal (issue) | | .............................. 3 Precious Metal Mine ..................................................seemed to find the very strange behavior of these rock-pounders worthy of comment. Inda might have been...Dakota where the ammonite shells were buried in a rock that did not allow water penetration to dissolve...but they are not so easily extracted because the rock is almost all hammer-ringing limestone. Row, row...mostly suitable for Paul McGarry to cement into the rock wall around his house. I failed to convince her |  | | Report (volume) | | Papers written for the layman Rock names and areas; restricted to new Rock descriptions or unusual rocks...and foreign geological surveys Systems Chemical rock- or mineral-forming systems; alphabetically by formula... ore deposition: Butler, B. S. Minnesota, Cook County, titaniferous magnetite: Grout, F. F. Pennsylvania... Iron, Cook County, titaniferous magnetite: Grout, F. F. IRON. Minnesota, Cook County, titaniferous...A. A study of facies change in quartzite, Lamar County, Georgia [abs.] : Ga. Acad. Sci. Bull., v.17, no |  | | Book (edition) | | during the last the catalogues and a having 52 crystal with a solid." Statesville, has also discovered...chrysocolla {green coppe/r), azurite aiid covellite {blue copper), bornite {purple copper), besides cuprite...Burdiek, Macon Prof. J. T. I From am of county, of Mr. J. A. D. Stevenson, of States- Humphreys...found at the Reid Mine, in and the Swift Island Mine, ter place Cansler Mine, in & in plates...Shuford Mine, in their size, Cabarrus county, the Montgomery with have been Crump Mine county, (at |  | | Journal (issue) | | natroalunite Crystal Hill is a very famous locality from which have come fine quartz crystals and crystal groups...groups. There have been reports of pyrite crystal inclusions in quartz from this spot. Transparent crystals...penetration twins. An _ extremely interesting crystal was discarded by previous collectors, appar ently...termination broken off a_ crystal. Actually it is a complete doubly terminated quartz crystal, highly distorted...quartz is crystallized and contains perfect black crystal plates of hematite. Although many fair specimens |  | | Book (edition) | | mmed at Broken Arrow aud Trout creek, in Sc. Clair county. The strata in this field are more faulted und...prong of Canoe creek, in St. Clair county, to Ha\sop creek, in Bibb county, a distance of 60 miles. Down to...to Helena, in Shelby county, the field has an average width of 5 or 6 miles. Below that point the width...miles being in the latitud" of Blocton, in Bibb county. The south ern end of this field has a greater...Jefferson county; Helena, Montevallo, and Brierfield, Shelby county; and at Blocion. Bibb county. The Warrior |  | | Journal (issue) | | the following people: COVER: HYDROXYL-HERDERITE crystal, finest specimen known, with albite and elbaite...from Virgem da Lapa, Minas Gerais, Brazil. The crystal is 14.1 cm in height. Collection of F. John Barlow;...years from now all copies of Gems and Minerals, Rock and Gem, Lapidary Journal, Roc/chound, and so on...COLORADO SPRINGS, CO. 8 0 9 0 3 The Mineralogical Record, January— February , 1979 3 W right’s ROCK— SHOP...ere easy to find at home-> or at shows W RIGHT’S ROCK SHOP OXA NIM A L WONDERLAND R oute 4, Box 462, |  | | Journal (issue) | | Plastic guards equipment 7 send for our big Precision rock Re Seees FREE mas GEM ORIL-HOLE SAM alae |ia al...magnificent white stone arch soared against the blue sky. It is impossible to convey on paper the thrill...Page 5 Arkansas Ozarks—and No Razorbacks President, Mineralorist Society of Joliet Arkansas. is mined...an ideal vacation spot for Arkansas is a large plant processing the Rock Hound. In the south-central...separated its of southeastern Missouri and the by the Arkansas River. Within the adjacent part of Oklahoma are |  | | Journal (issue) | | peaks indicate that the impurities are in the crystal structure. The chemical analyses for the orange...unusual star and cat's-eye stones are described. Pale blue topaz from Brazil shows chatoyancy caused by flat...152.15 ct and measuring Figure 1: Chatoyant pale blue topaz from Brazil weighing 152.15 ct. Photo by J...polars. The stone is light blue with strong pleochroic colours - greenish-blue and almost colourless. It...four channels may radiate from an unidentified crystal (Figure 2). © Gemmological Association and Gem |  | | Journal (issue) | | "DEAD W O R L D " A N D EXIST IT DOES. NEEDLES OF ROCK IN SOUTHEASTERN UTAH. BUTTRESSES OF RED SANDSTONE... sonal cloudbursts, run-off washes, protected springs and the distant thunderheads formed from the earth's...have mountains within and around them, rivers, springs, oases and dunes following dunes, so we see how...BEAUTY. HERE IS OPEN SPACE AND A BALANCED SWEEP OF ROCK FIGURES CARVED INTO CLASSIC BUTTES AND MESAS. i...Exploring Whispering Canyon WATERHOLE 13 Cottonwood Springs HOMESTEAD 14 1880 Christmas Dinner Ruth A. |  | | Book | | information b Book review c Crystal morphology information d Crystal drawing ff Continues on following...On a spectacular find of crocoite in the Adelaide mine, Dundas, Tasmania (by A. H. Chapman) 3:111-113 ADOLFSSON...Iaria from the Howard-Montgomery quarry, Howard County, Maryland (by J. S. White) 25:53-54 AFGHANISTAN...AJO Famous mineral localities: the New Cornelia mine, Ajo, Arizona (by W. J. Thomas & R. B. Gibbs) 14:283-298...Iron-manganese phosphates of the Williams pegmatites, Coosa County, Alabama (by P. B. Leavens & T. A. Simpson) 6:66-73 |  | | Journal (issue) | | }'OUr racet outfit and reconstruct the orieinal crystal races Put on nf'I! termina!ion~. I have done these...composition , locality end major o ssocioted minerals. Rock labels include classification (igneous , s ed im...Barite - "Rose" Form Aventurine Selenite Stibiconite Blue Calcite Prose Orbicular Felsite Honey Onyx Linarite...Pseudomorph Concretion Amethyst GROUP No 3 - ROCKS & ROCK FORMING M INERALS ................................Crystcols 0'e obout •1~ ·· ,n size, some larger. Crystal abbreviated a s xi.) Lepidomelone Orthoclose - |  | | Journal (issue) | | WEDDING RINGS AT SUBSTANTIAL SAVZ1GS FACET CUT ROCK CRYSTAL STARS FOR PENDANTS AND EARWIRES LET'S GET ACQUAINTED...Tree National Monument. From Desert Museum, Palm Springs, California. April 5—Easter sunrise services on...exploratory hike up west fork of Palm Canyon, near Palm Springs, California. April 25 — All-day auto caravan through...Tree National Monument. From Desert Museum, Palm Springs, California. Stops at Wonderland of Rocks, Salton...Overnight camp at Jumbled Rocks, hike to Stubby Springs. April 25-26 — Desert Peaks Section, Southern California |  | | Journal (issue) | | office, we are Brazil's largest exporter of rock crystal. Producer of: fusing quartz - quartz with piezoelectric...be wanting in some respect-for example, the dark blue transparent beryl which appeared in the early 1970's...It could mine where it liked and could refuse to issue a native miner with a licence to mine in a certain...station later on, cut a tunnel to drain the main Mogok mine and used powerful electric pumps to keep the working...entirely absent. But the gems and money from the Mogok mine kept on rolling in and cushioned all this unceasing |
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