 | | Book | | Vojany, Slovakia) Head of the Department of Natural History, Eastern Slovak Museum, Košice He finished...His Ph.D. study was at the Technical University, Košice (1992). Until 1990, he worked at the Dionýz Štúr...(1983). Ph.D. study at the Technical University, Košice (2000). Since 1980, he was employed in the Herman...Poland (Ewa Kos/.owska) Romania (Gheorghe Udubasa) Slovakia (Rudolf Duda) Ukraine (Orest Matkovs'ky) 31 31...(Ewa Kos/.owska). Romania (Gheorghe Udubasa), Slovakia (Rudolf Duda). Ukraine (Victor Kvasnytsya) 127 |  | | Report (edition) | | ................................ 32 Marble Bar region ........................................................................................ 36 Cue region ..................................................................................... 36 Yalgoo region .................................................................................... 40 Menzies region ................................................................................. 40 Coolgardie region .............................................. |  | | Report (edition) | | expanded to include additional occurrences of emerald, opal, agate, chalcedony, organic gems, tiger eye jasper...Ranges, Pilbara region, displaying folded bands of dark brown hematite, cherty quartz, and golden tiger...eye jasper from the Mount Brockman area, Pilbara region. The sphere, approximately 35 cm in diameter, contains.......................................... 34 Cue region...................................................................................... 34 Yalgoo region .............................................. |  | | Book (volume) | | Mississippi rivers, and in the southern Fluorspar region. Fossil hunters are well aquatinted with the famed...chalcedony, occasionally with pale Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite...Jarosite, Marcasite, Malachite, Pyrite, Pyrolusite, Quartz, Selenite, Smithsonite and Sphalerite in any combination)...chalcedony, Sphalerite on chalcedony or Calcite, Quartz. 151 Illinois Niota Dewdrop Diamond Geode Location...Silver, Smithsonite, Witherite. This Fluorspar region extends W into Pope Co. HENDERSON COUNTY TERRE |  | | Book (volume) | | Mississippi rivers, and in the southern Fluorspar region. Fossil hunters are well aquatinted with the famed...chalcedony, occasionally with pale Amethysts, or Quartz crystals). CRAWFORD COUNTY PALESTINE, area deposits⎯Siderite...Jarosite, Marcasite, Malachite, Pyrite, Pyrolusite, Quartz, Selenite, Smithsonite and Sphalerite in any combination)...chalcedony, Sphalerite on chalcedony or Calcite, Quartz. 151 Illinois Niota Dewdrop Diamond Geode Location...Silver, Smithsonite, Witherite. This Fluorspar region extends W into Pope Co. HENDERSON COUNTY TERRE | | | Book | | .......................................... 52 Slovakia ( Rudo lf Ducfa) ...............................(Ewa Koszowska). Ro mania (Gheorghe Uduba~a), Slovakia (Rudolf Ducfa). Ukraine (Victor Kvasnytsya) Native...wa especially rich in specimens from the Banal region and Gutiii Mts. (fu loppite was named in his honor)...detailed. unified mineralogical encyclopaedia of the region had been planned by the Commi!.sion on Mineralogy...Verde§ (Gold Museum. Brad) - for photography. Slovakia: Eva Sitasova (Eastern Slovak Museum. Kosice) |  | | Book (volume) | | gold-bearing areas. Lode deposits usually consist of Quartz veins in solid rock, while placer deposits occur in...the SC borderSavannah River agate, chalcedony, Quartz gemstone, silicified oolite. CARROLL COUNTY CARROLLTON:...CHATTAHOOCHEE COUNTY AREA: stream gravelsgemmy chert, quartz pebbles (pastel colors), petrified wood, Pyrite;...quarry on W side of rd.agate, chalcedony, chert, opal; area of state fish hatchery on Cloudland Rd.agate...minesAquamarine, Beryl, Amethyst, Garnet, Smoky Quartz crystals, black Tourmaline, etc. (the accessory |  | | Journal (issue) | | radiating xlline. mass. 2 x I ''2 x I '12 .. 2.50 QUARTZ, New York. Two " Herkimer Diamond " xis. in rock...BOULANGERITE, Washington. Fibrous xllinc. mass w . Quartz . 3 ½ x 2 .. X BRUCITE, Texas, Pa . Fine xlline...mass. 2 x 1 ½ ........ . . ...... ..... . 2.00 QUARTZ , St. Gothard. Group of xis. in parallel position...Zodac .......................... 1111 BRUCE MINES REGION OF ONTARJO. CANADA. By Joseph A. A1a11da1·ino .......................................... 1114 MOSS OPAL MINE IN WESTERN NEBRASKA. By Richard Mitchell |  | | Book (volume) | | ......................258 Missouri – New Lead District Map .........................................................325 New Jersey – Franklin Mining District Map ............................................Texas – Fluorite in the Terlingua Quicksilver District .................................455 Texas – Sulfur..............502 Vermont – Orange County Copper District Site Map ...................................503.................................557 Appendix B - Quartz Family Gemstones ............................. |  | | Book (volume) | | this part of the state. In this rough, uncurried region are found the famed Fairburn agates, brilliantly...for gemstone materials. An extensive collecting region of agatized and opalized wood for high gem quality...creeks: especially along Lodgepole Cr., all region S of Sidney to Ogalla, along banks of the South...landsvertebrate fossil remains; Pine Ridge, areaQuartz concretions, agates, petrified wood, fossils, etc...States DAWES & SIOUX COUNTIES AREA, the entire region embraced by these two adjoining NW Cos., in gravel |  | | Book | | Petrified Wood 131 Characteristics of Agates; Opal, Queen of the Gems; Petrified Wood; Commonly Occurring...Classification of Minerals Quartz Family Gemstones The Various Names and Forms of Agate Opal and Its Varieties...ancient gems), calcite, fluorspar, jadeite, pyrite, quartz family minerals ( agate, carnelian, chalcedony...quartzite, rock crystal, amethyst, chrysoprase, opal, etc.), serpentine, and steatite (massive talc)...precious opal was introduced about 4000 B.C. from mines in Kenya. This amorphous form of quartz, with its |  | | Book (volume) | | ..............................458 Appendix B - Quartz Family Gemstones ..................................467 Appendix D - The Various names & Forms of Opal .......................................473 Appendix...407 ft. Cheaha Mt. This crystalline or mineral region is composed primarily of metamorphosed Paleozoic...counties. In this contorted, structurally complicated region of slates, phyllites, marbles, quartzites, and...graphite, quartz), and gneisses, as well as numerous granite pegmatites and ore-bearing veins. Prior to |  | | Book (volume) | | ..............................460 Appendix B - Quartz Family Gemstones ..................................469 Appendix D - The Various names & Forms of Opal .......................................475 Appendix...407 ft. Cheaha Mt. This crystalline or mineral region is composed primarily of metamorphosed Paleozoic...counties. In this contorted, structurally complicated region of slates, phyllites, marbles, quartzites, and...graphite, quartz), and gneisses, as well as numerous granite pegmatites and ore-bearing veins. Prior to |  | | Book | | Catalog Card Number: 74-1276 The pictures of gold-in-quartz, smithsonite, stilbite, and wulfenite on the front...learn that gravel beds are rich in such minerals as quartz, feldspar, mica, garnet, tourmaline, magnetite...Schists often contain feldspar, garnet, mica and quartz. With sapphires are often found associated an abundance...oxide. Chalcedony, one of the common varieties of quartz, was formed in the same way. Pegmatites and Hematites...contains as its principal com¬ ponents feldspar, quartz and mica it is known as pegmatite. Most of our |  | | Journal (issue) | | DECEMBER, 1929 Whole No. 14 CONTENTS . P age The Opal, Beauty Most :t\.faligncd. By J. \Villia111 Yates............................................. 106 Quartz at Antelope, Oregon. By Dr. Henry C. Dake .......determineu Pet ,·ogra phkall y. , ve a lso m a k e Quartz-Plerzo-Electric C r ys ta ls f or t he amateu 1·...AMBER MICA BERY L MAI NE TO UR MALIN E ROSE QUARTZ OWNING THE WORLD' S LARGEST F LAW LESS GREEN TOURMALINE...x 4 inches. S2.00; 2 x 3 inches, Sl.00. Precious Opal, Australia: glorious specimens and many thousands |  | | Report (issue) | | discovered in California came from the gold mining region of the Sierra Nevada, beginning with the nickel...instance, sandstones composed almost entirely of quartz. Other sediments may be composed of minerals formed...rocks. A great many mineral deposits occur as veins or segregations in other rocks. A crack, vein... In spite of this similarity between dikes and veins, it is usually easy to distinguish them by their...mineral composition, and also by their structure. Veins more sills if frequently contain open cavities |  | | Book (edition) | | and sapphires, and the rock crystal variety of quartz. Although dealers in gems and prospective purchasers... such as flint and other compact varieties of quartz which were easily chipped into rough shape. These...the widespread use of piezoelectric oscillating quartz plates in industry and technology has led to the...gem minerals as the diamond, ruby, sapphire, and quartz. The war has caused a notable shift in the use...to it, for example, SiOz, silicon dioxide, for quartz. Owing to the presence of impurities variations |  | | Report (issue) | | been obtained from the placers It seems in this district and it leads all other districts in the State...pyrite, chromite, magnetite, limonite, diamonds, quartz, rutile, almandite garnet, topaz, zircon and epidote...for the graphite. often seen coating the walls of veins and mixed with the talcose gouge. gneisses or...rock in Drum Val- north of Auckland, and on quartz at Three Rivers. Tuolumne County : Large foliated...intermixed. It is mixed with alum in the Sunset district. Lake County: At the Sulphur Bank quicksilver |  | | Book (volume) | | rises abruptly into the 6,000 sq. mi. Black Hills region enclosed by the Belle Fourche and Cheyenne rivers...from 18’ to 27’ long. In addition, gem Garnets, Quartz crystals, Topaz and Tourmaline add to the fascination...has come only from the core of the Black Hills region. Two divisions are recognized: the Northern Section...deposits, while the Southern Hills Dist. Includes both Veins and the extensive pegmatite dike exposures and mines...banks, tributary gravels, etc.petrified wood, wood opal. CORSON COUNTY LITTLE EAGLE: area ridges, slopes |  | | Book (volume) | | chert, translucent chalcedony, jasp-agate and common opal, rivaling in beauty the Arizona agatized wood. This...(Licking Co.) and Zanesville (Muskingum Co.), a region of rolling, wooded hills. Here, prehistoric Indians...flint, jasp-agate, jasper, Smoky Quartz 337 Ohio crystals, clear Quartz. From Brownsville, Licking Co...and beds⎯gem flint, translucent chalcedony, drusy quartz. LUCAS COUNTY SYLVANIA, SW, at jct. of Brint St...jasperlike flint, jasp-agate, jasper, Smoky Quartz crystals, clear Quartz.. ZANESVILLE, area mined deposits⎯Hematite |  | | Book (volume) | | chert, translucent chalcedony, jasp-agate and common opal, rivaling in beauty the Arizona agatized wood. This...(Licking Co.) and Zanesville (Muskingum Co.), a region of rolling, wooded hills. Here, prehistoric Indians...flint, jasp-agate, jasper, Smoky Quartz 337 Ohio crystals, clear Quartz. From Brownsville, Licking Co...and beds⎯gem flint, translucent chalcedony, drusy quartz. LUCAS COUNTY SYLVANIA, SW, at jct. of Brint St...jasperlike flint, jasp-agate, jasper, Smoky Quartz crystals, clear Quartz.. ZANESVILLE, area mined deposits⎯Hematite |  | | Book (volume) | | variety and wealth of locality information concerning quartz gemstones are recognized in a separate chapter...El Paso, Texas. Information on the Virgin Valley opal deposits was given by G. Keith Hodson of Scottsdale...Alaska, provided data on gemstones found in that region; the Southern Onyx and Marble Company of San Diego...well-known Texas agate localities of the Alpine Region were described in detail by J. Frank Woodward...photographs illustrating scenes and gemstones of this region were generously provided by George Ashley and Roy |  | | Journal (article/letter/editorial) | | Clay Co., Ala., native gold has been found in quartz. ALASKA-Jack Moffitt, 1475 E. University, Springfield...specimen is a grayish-green diopside in massive smoky quartz. Tiny brassy-yellow pyrite xls, tiny brownish titanite...interior was gray chalcedony coated with white drusy quartz. This fine specimen belonged to Mr. & Mrs. John...olive-gray tourmaline are found in oligoclase-quartz veins. The masses are pod-like and up to 4 inches...specimen consists of a whitish crust of hyalite (opal)coating pinkish granite. The hyalite fl. green. |  | | Book (edition) | | 4B^ Diamond M Tourmaline ^P Ruby. Sapphire O Quartz crystal ^J^ Garnet __ Azurite, Malachite, Chrysocolla...their color, as in emeralds; their pattern, as in moss agate; or their play of eral color, as in opals...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 |  | | Book (edition) | | The geologic history of California shows us this region on the edge of the great hollow of the Pacific...soft) to 10 (extremely hard). 1 Tale 4 Fluorite 7 Quartz 2 Gypsum 5 Apatite 8 Topaz 3 Calcite 6 Feldspar...piece of sharp quartz, with a hardness of 7. You know, for example, that what quartz will scratch has...Silver, for example, has a typical metallic luster; quartz a typical non-metallic luster. Non-metallic lusters...exposure to air; can be worked with tools; found in veins in rocks. 18b. SILVER -Ag- Color and stréak |
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