 | | Report (issue) | | the cover—Turquois crystals from Lynch Station, Virginia; x ca.; pho tograph by Neal Ycdlin; color plates...C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately 13 cm., photograph...of Virginia R. V. DIETRICH* Professor of Geology and Associate Dean of Arts & Sciences, Virginia Polytechnic...Polytechnic Institute Research Division Bulletin 47 Virginia Polytechnic Institute, Blacksburg, Va. 24061 *... © R. V. Dietrich and the Research Division of Virginia Polytechnic Institute, 1970 Printed and bound |  | | Journal (article/letter/editorial) | | prices. For free list, write to: BLAINE REED, 907 County Rd. 207 #17, Durango, CO 81301. PRIVATE METEORITE...CONCHOS - Brazil, are beautiful tiny sparkling quartz crystals on a very thin agate plate. Naturally...01:36 08 August 2017 RUTILATED QUARTZ CRYSTALS, BRAZIL - These are a hot item! Quartz crystals are selling...offered Rutilated Quartz Crystals that are transparent or translucent mostly single terminated quartz crystals...lecting for size. Sold in mixed sizes only. $17.50 lb. VERA CRUZ AMETHYST CRYSTALS - Beautiful transparent purple |  | | Journal (article/letter/editorial) | | free list, write to: B L A I N E R E E D , 907 County R d . 207 #17, Durango, C O 81301. DEALERS: Keep...CONCHOS - Brazil, are beautiful tiny sparkling quartz crystals on a very thin agate plate. Naturally...gifts as they are. RUTILATED QUARTZ CRYSTALS, BRAZIL - These are a hot item! Quartz crystals are selling...offered Rutilated Quartz Crystals that are transparent or translucent mostly single terminated quartz crystals...lecting for size. Sold in mixed sizes only. $17.50 lb. VERA CRUZ AMETHYST CRYSTALS - Beautiful transparent purple |  | | Book (volume) | | chalcedony, jasper and gem petrified wood. BUFFALO COUNTY KEARNEY, area gravel bars and pits along the Platte...townagate, chalcedony, jasper, petrified wood. CASS COUNTY WEEPING WATER, SE, on rd. to Nehawka, in the Snyderville...chalcedony, jasper, fossils. CHERRY COUNTY VALENTINE, in the Sandhills county along the Niobrara R. and Minnechaduza...gem qualityagatized and opalized wood. DAWES COUNTY CHADRON, in N part of Co. and as far W as Crawford...landsvertebrate fossil remains; Pine Ridge, areaQuartz concretions, agates, petrified wood, fossils, etc |  | | Book | | CHAPTER 4 Maryland ... 3 CHAPTER 5 Virginia 4 1 CHAPTER 6 West Virginia 5 CHAPTER 7 Kentucky 6 CHAPTER...streams and rivers f o r epidote, unakite, blue quartz, agate, chalcedony, petrified wood and other gemstones...Virginia's noted Rutherford Mine. Photograph by Dr. Virginia Lee Blackford. ical pearls in delicate pastel...dollars at the noted locality of Cowee Valley, Macon County, North Carolina. An enthusiastic family found and...the well known old Rutherford mine in Amelia County, Virginia, and found bright spessartine garnets, glowing |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...townships of Washington, Virginia, Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay |  | | Book (volume) | | ASHTABULA COUNTY CONNEAUT, area pits, quarries, rd. cuts, etc.⎯cone-in-cone Calcite. CLERMONT COUNTY MILFORD...CLINTON COUNTY WILMINGTON, area of Todd’s Ford, a mineral deposit⎯Hematite. COSHOCTON COUNTY AREA, townships...townships of Washington, Virginia, Bedford, Jackson, Jefferson, Bethlehem, Monroe and Clark; on regional...CUYAHOGA COUNTY CHAGRIN FALLS (on Geauga Co. line), area quarries⎯oilstone. DELAWARE COUNTY DELAWARE...nodules⎯Pyrite (crystals sharply cubic). FRANKLIN COUNTY COLUMBUS, area countywide exposures of blue clay |  | | Book (edition) | | MARIN COUNTY FREE LIBRARY 3 1111 00289 4184 \ I s Fifth Revised Edition A complete, state-by-state...Diamond M Tourmaline fQl Ruby, O Sapphire Quartz crystal 'y^ Garnet — Azu rite, Malachite, Chrysocolla...from Derbyshire or, perhaps, a pyramid of smoky quartz from Cumberland. The next it may be rock crystal...Talc 6. Orthoclase feldspar 2. Gypsum 7. Quartz 3. Calcite 8. Topaz 4. Fluorite 9. Corundum...faces are placed with respect to one another. The quartz gems, for example, such as amethyst, form crystal |  | | Book (edition) | | describes sites under of the nearest town and county. and the many maps included book contain such...4B^ Diamond M Tourmaline ^P Ruby. Sapphire O Quartz crystal ^J^ Garnet __ Azurite, Malachite, Chrysocolla...with respect to one another. gem minerals The quartz gems, such as amethyst, form crystal prisms with...another at 60 degrees and intersected by a fourth Quartz and vertical axis at right angles to the other...other, light) FELDSPAR TWINS I J PHENACITE QUARTZ CRYSTALS ffrl (^h /&> ^& \b^ ^ VESUVIANITE |  | | Journal (issue) | | Fluorite Crystals with Galena Crystals, Socorro County, N. Mex. A very fine selection in stock. Crystals...00, 2x2 $1.50, 2x3 $2.25. Chalcopyrite Xls on Quartz, XIs Concepcion Del Oro, Zacatecas, Mex. Brassy...crystals of ,/j" to j/2" size perched on translucent quartz crystals. Choice cabinet display pieces. 1x2 .75... smoky quartz, rhodochrosite, rhodonite, lace agate, rose quartz, quartz (dyed), green quartz, aventurine...(chalcedony pseudomorph after coral) from Hamilton County, Florida, near the famous Suwannee River. This |  | | Journal (article/letter/editorial) | | Willamette Valley Rockhounds. Clackamas 602/791-2210. County Fairgrounds, Hwy. 99E. Information: September 12-15—Denver...the Greater Denver Area Gem & Mineral nual Gaston County Gem and Mineral Show. Council. Exposition Hall...Show. Allen Gem and Mineral Society. North County Recre County Memorial Coliseum, U.S. 30 Bypass ation...September 8, 9—Roseburg, Oregon. Annual Club. Lake County Fairgrounds. Information: Show sponsored by the...Hobart, IN 46342; qua Gem & Mineral Clubs. Douglas County 219/942-8092. Fairgrounds. Information: Warren |  | | Journal (issue) | | areas (X6807) : major Ca-rich plagioclase, minor quartz. Brown areas (X6730, X6807A) : major Ca-rich plagioclase...minor quartz. Green area (X6806) : major Ca-rich plagioclase, major diopside, zoisite, minor quartz X-ray...at the Lizard, Cornwall; in the U.S.A. in Shasta County, California. De Saussure h a d described a material...other minerals, notably epidote, garnet, natrolite, quartz and scapolite. T h e minerals are usually associated...schist, amphibole schist and quartz-mica schist in which pegmatites (quartz-feldspar-muscovitetourmaline) |  | | Book | | HfiRIN COUNTY FREE LIBRfiRY 311110G386652Q I V Russell P MacFal A COLOR TREASUF FOR COLLECTORS...to Hunting Locations ? i 9 GIVEN TO THE MARIN COUNTY LIBRARY BY MARI N L MTNF.RAT. SOCTETY DAVID...Geological Surveys Distribution Branch. 1200 Virginia 22202. Those S for Eads Street. Arlington...may be able to buy specimens. map of Keweenaw County. Mich- Part of the U.S. Geological Survey topographic...grained granite rugated cardboard where of the quartz t it hits your ribs; then layer of newspaper |  | | Catalog/List | | Fairfield County, Branchville White xlline with cymatolite, good study ... New Mexico Taos County, near Dixon...cerium aluminum silicate California Los Angeles County, Pacoima Canyon Large black tabular crystals in...iron silicate ACTINOLITE California San Bernardino County, Wrightwood Green prismatic crystalline mass ....CROSSITE Sodium iron silicate California San Benito County, Gem mine Compact blue-gray mass with natrolite...aggregates in magnetite with stilpnomelane, penninite, quartz ... HASTINGSITE Iran calcium sodium potassium alumino-silicate |  | | Journal (issue) | | Topeka-Kentucky Giant and Indiana veins, Ouray County, Colorado........................................the Rose of Itatiaia, or the Van Allen Belt rose quartz. (How many remember it by that name? How many know...mineralogy with one loose quartz crystal than with the biggest flashiest quartz crystal group the world...all around. Of course many species are ti common— quartz, pyrite, beryl, topaz, garnets, tourmalines, etc...l a , N. 3l. 0 TUr 8 (201) 4or-n2i2 345 RUTILATED QUARTZ Minas Gerais, Brazil; 6 inches tall. Very |  | | Show/Event (guide) | | group, 13 cm, from the Eagle’s Nest mine. Placer County, California. Found in 1988. Collection of Wayne...trading gold, but in this case it was gold in white quartz which the Indians mined from a small lode. Camp...military uniforms, and samples of gold in white quartz were found in their packs. Numerous tales surround...supposed to be located near Baker’s Tank in Yuma County. Travelers in Navajo country near Monument Valley...came into a gulch, the bottom of which was white quartz worn as smooth as glass and ending at a high falls |  | | Journal (issue) | | Skin Jasper Malachite M·O P Beads Red Jasper Rose Quartz Snow Flake Obsidian Sodalite Tiger Eye Unakite...long. Big enough tor cabs. 5 lb./$10.00. ...... QUARTZ CLOCK MOVEMENTS 2'4"Jt2'4"x7/ 16" ll'\lde by Seiko.............. ...... . ... 11 If ti Purpunte RON Quartz Petrihed Wood Opal Lepoelohte (Yellow) Chalk f...Andredote Speasan,ne Opalozed Wood Thullte Ruttlated Quartz Mat1PQS1te ..,_,.,llnile Gtossutar Oumonoerote...be- time consuming; it is exciting and longs to Vera and Winfield Ander- it is a real challenge. Winn |  | | Book | | of time. ON THE COVER: gold on quartz, 4.5 inches tall, Placer County, California Dedication This book...Group, Inc., 650 Danbury Road, Ridgefield, CT 06877 USA, www.maplegatemedia.com Library of Congress Control...that the two amethyst crystals and the small clear quartz crystal of an earlier generation had been one specimen...amethysts are associated with a pure white milky quartz that almost looks like porcelain. When the amethyst...beautiful I have ever seen. The specimen of white quartz with the single crystal of deep amethyst measures |  | | Journal (issue) | | Carey Lane, London, EC2V 8AB R. Webster, F.G.A. Vera Hinton, F.G.A. (By Goldsmiths» Hall) Telephone:...efficiency. 155 DEFECTS IN THE COLOURED VARIETIES OF QUARTZ By D. R. HUTTON, B.A., Ph.D., M.Sc. Dept of Physics...impurity (for example A l 3 + replacing S i 4 + in quartz) usually requires a 156 vacancy or interstitial...very much on evidence gathered by all techniques. Quartz has received much attention recently, not only...material used commercially in many areas, from quartz crystal oscillators to oxide layers in FET transistors |  | | Journal (issue) | | glittering crystals or an overlooked vein of goldbearing quartz that would not only provide spectacular specimens...course of limited mining for beryl, feldspar and quartz. A tourmaline-garnet layer occurs along the pegmatite...by late veins of quartz, feldspar and schorl. At the 230-meter level, near the quartz core, several vugs...albite, and large quartz crystals studded with hydroxylherderite crys tals. Black quartz, nontronite, pinkish...present. The pegmatite consists mainly of a large quartz core surrounded by abundant schorl and vuggy hydrothermally |  | | Catalog/List | | “classic” Rhodochrosite with associated Pyrite and Quartz from the Sweet Home Mine in Colorado An unusually...Iron. When Gold occurs with a matrix rock like Quartz, a Specific Gravity test is often performed to...exquisite formations often atop matrix rock like Quartz. Gold nuggets are typically valued at some multiple...t) and displays only a minimal amount of visible Quartz on the surface. Natural processes have smoothed...Mining District Yukon-Koyukuk Census Area Alaska, USA The dimensionality and complexity of this stunning |  | | Journal (issue) | | ROCKS AND MINERALS f 9 I ■" | X. V.v M i i Quartz var. Rock XI. From Jack Steele's Mine, Black Rapids...Talc Beryl Emery Borax Halite Pyrite Barite Sulfur Quartz Galena •Columblte Magnetite Magnesite Scheelite...Aadradlte Groeaular Va" Peridot Rhodonite Rose Quartz Wonderstone Psilomelano Apophylllte Stlbicomte...Conichalcite Petrified Wood Meyerhofferite Smoky Quartz Blue Calclte Pyrophylllte Opalued Wood Va" Aquamarine...Felslte “Turltella" Agate Indian Moss Agate Rutilated Quartz Flowering Obsidian Mizzonlte - Scapollte Barite |  | | Journal (issue) | | 2019 Articles The Candelaria District Mineral County, Nevada .........................................$315/three years, (Canada) $180/one year, (outside USA other than Canada) $259 per year Subscription (individuals...for hematite and faden quartz; sphalerite and galena at the Iron Cap mine; quartz-coated wulfenite at the...Barlow collected close to 100 tons of blue drusy quartz with chrysocolla. He has also collected at many...worldwide! Diana & Ian Bruce Gold | Eagle’s Nest Mine, USA 11.0 x 8.5 x 2.0cm Paul M. Adams 126 South Helberta | | | Book | | D1stn but1on Branch 1200 S Eads Street Arl Ington Virginia 22202 Those for areas west of the M1ssIssIppI...topographic map of the Delaware q uadrangle o f Keweenaw County, Michigan This ,s an example o f the more picturesque...frlled with geodes lined with glittering calcite or quartz. Otten these can be found where they have been...known as pegmat1te Prospectors look for pieces of quartz and mica then try to trace the long narrow pegmat1te...looking for stains or changes In the pattern of the quartz and feldspar mass that would lead to a pocket of |  | | Book | | Mrs. Zoe B. Larimer; Mrs. Bonnie LeClear estate; Vera Lounsbery estate; Roy Mallady; Alastair Bradley...Spinel PAGE 70 100 E s T N Jade PAGE 132 Quartz PAGE 142 Garnet PAGE Pearls & Other Organic...East, cylinder seals were made from rock crystal quartz, a hard gemstone, in addition to the soft stones...caroings fro1n China and Japan including rutilated Brazilian quartz sphere and Ju dog; nephrite pi disc;...aquamarine, morganite, chrysoberyl, peridot, smoky quartz, citrine, calcite, rhodochrosite, kunzite, and |
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