 | | Book (volume) | | pans. Many other gem crystal species occur in pegmatite exposures, such as Aquamarine, Beryl, some Ruby-red...gold-bearing areas. Lode deposits usually consist of Quartz veins in solid rock, while placer deposits occur...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;...mica minesAquamarine, Beryl, Amethyst, Garnet, Smoky Quartz crystals, black Tourmaline, etc. (the accessory |  | | Book (volume) | | Illinois geology. These measures constitute the Upper Carboniferous system of repeated alterations of...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... WILL COUNTY LEMONT, area quarries⎯glistening Quartz replacement fossils. WILMINGTON, regional mines |  | | Book (volume) | | Illinois geology. These measures constitute the Upper Carboniferous system of repeated alterations of...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... WILL COUNTY LEMONT, area quarries⎯glistening Quartz replacement fossils. WILMINGTON, regional mines |  | | Book (volume) | | ..............................458 Appendix B - Quartz Family Gemstones ................................includes granites, schists (mica, garnet, graphite, quartz), and gneisses, as well as numerous granite pegmatites...AREA: c lead mines⎯Galena; d sand & gravel pits⎯Quartz gemstones; e iron mines⎯Hematite, Magnetite, Pyrite...prehistoric Indians from lead producing areas of the upper Mississippi Valley. Not a county in Alabama but...for 3½ mi., then left ½ mi. and search in field ⎯Quartz crystals. LEESBURG: On Lowe farm to N.⎯Amethyst |  | | Book (volume) | | ..............................460 Appendix B - Quartz Family Gemstones ................................includes granites, schists (mica, garnet, graphite, quartz), and gneisses, as well as numerous granite pegmatites...AREA: c lead mines⎯Galena; d sand & gravel pits⎯Quartz gemstones; e iron mines⎯Hematite, Magnetite, Pyrite...prehistoric Indians from lead producing areas of the upper Mississippi Valley. Not a county in Alabama but...for 3½ mi., then left ½ mi. and search in field ⎯Quartz crystals. LEESBURG: On Lowe farm to N.⎯Amethyst |  | | Journal (article/letter/editorial) | | Little Gem amethyst mine. It is an imposing pegmatite outcrop about 50 meters long, 20 meters wide, and...that extends for 100 meters downhill so that the pegmatite would have been easily spotted from great distances...mine from the south, across the valley, showing pegmatite exposure and mine workings, June 2016. Note mine...compressor on upper terrace (left center), and skid-steer loader and small excavator on upper bench (center)...mineable concentrations of metal-bearing ore and quartz outcrops. Samples were always assayed, and if results |  | | Book (volume) | | landsvertebrate fossil remains; Pine Ridge, areaQuartz concretions, agates, petrified wood, fossils, etc...quarriesCalcite, Quartz crystals; SE 3 mi., quarry on E bank of the Blue R.geodes (lined with Quartz or rare...untapped sources for gems and gemstones: quartz family minerals, pegmatite crystals, Turquoise, agatized and...interesting gangue minerals, Marcasite, Pyrite, Quartz and the usual assortment of associated minerals...E of Fallon): area mines with veins in broken Quartz and TalcGold, Lead and Silver minerals; NE, |  | | 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 ............................. |  | | Journal (article/letter/editorial) | | Kanyon Lithium Pegmatites C R Y S T A L MOUNTAIN DISTRICT, LARIMER COUNTY, C O L O R A D O MARK I . JACOBSON...P O D U M E N E occur in the Crystal Mountain district in a group of unzoned pegmatites. These mineralogically...on a cliff on the west side Three subparallel pegmatite veins can be traced for ap proximately 400 feet...almost vertical veins that are concordant with the quartz-mica schist foliation. The three veins from west...contact with the quartz-mica schist is a 1/8-inch zone of very fine-grained pegmatite that can be interpreted |  | | Book | | Litchfield County, where good crystals were taken from quartz veins in a variety of metamorphic, plutonic and...Litchfield, where a mass of white quartz on a ridge had once been mined for quartz, and large ilmenite masses...ilmenite crystals to 7 .5 cm in matrix of massive quartz from these dumps-adding that, in his judgment,...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...major associations of Swiss hematite iron roses are quartz, ortboclase, albite, rutile, and zeolites (especially |  | | Book (volume) | | although excavations in the underlying black, Upper Devonian (New Albany) shales occasionally produces...colored Vanport flint of the Flint Ridge and the Upper Mercer flint exposed in Hocking, Perry, and Coshocton...HOCKING COUNTY AREA exposures throughout Co. of the Upper Mercer horizon, commonly represented by black flint...townships of Decatur, Elizabeth, Perry, Symmes, Upper and Washington, as nodules in limestone exposures⎯flint...flint, jasp-agate, jasper, Smoky Quartz 337 Ohio crystals, clear Quartz. From Brownsville, Licking |  | | Book (volume) | | although excavations in the underlying black, Upper Devonian (New Albany) shales occasionally produces...colored Vanport flint of the Flint Ridge and the Upper Mercer flint exposed in Hocking, Perry, and Coshocton...HOCKING COUNTY AREA exposures throughout Co. of the Upper Mercer horizon, commonly represented by black flint...townships of Decatur, Elizabeth, Perry, Symmes, Upper and Washington, as nodules in limestone exposures⎯flint...flint, jasp-agate, jasper, Smoky Quartz 337 Ohio crystals, clear Quartz. From Brownsville, Licking |  | | Journal (article/letter/editorial) | | Figure 1: View of the Crystal Mountain district, looking west. Crystal Mountain is in the center background...Minerals from the Pegmatites of the Crystal Mountain District LARIMER COUNTY, COLORADO MARK I. JACOBSON 1350...collected in the Crystal Mountain district. This is one of the few pegmatite districts in Colorado where nei...wishing to make significant con tributions to pegmatite mineralogy and geology. One pur pose of this...investigation of the district. Figure 2: Index map of the Crystal Mountain district, Larimer County, Colorado |  | | Report (issue) | | ------------------------- 1 3 3 . THE MICA PEGMATITE----------------------------------------General...-----------------------------Minerals of the pegmatite---------------------------------------Muscovite...propertY-·--~-'--------------------------~..:. _______ Pegmatite east of New Georgia Church ___ -'------------'---"'-~-----C...Sheet mica in Rabun County is derived from a pegmatite belt east of Clayton. The Hart-Elbert area includes...cross-cut by Triassic diabase dikes. THE MICA PEGMATITE GENERAL FEATURES Hess 5 defines pegmatites as |  | | Journal (article/letter/editorial) | | GEM-MINERALIZED AND “HYBRID” ANJANABONOINA GRANITIC PEGMATITE, CENTRAL MADAGASCAR: A RECORD OF MAGMATIC AND...Anjanabonoina rare-element-enriched granitic pegmatite dikes, located about 40 km southwest of Betafo...metamorphic grade. The subhorizontal bodies of pegmatite are strongly zoned and, in the mineralized area...The primary minerals are typical of an NYF-type pegmatite, and contrast with the LCT-type mineralogy (which... granitic pegmatite, Anjanabonoina, central Madagascar. Sommaire Les filons de pegmatite granitique |  | | Report (issue) | | GEOCHEMISTRY AND ORIGIN OF PEGMATITES CHEROKEE-PICKENS DISTRICT, GEORGIA Alexander J. Gunow and Gregory N. Bonn...GEOLOGIC SURVEY BULLETIN 103 Cover photo: Pegmatite& in the stream bed of Toonlgh Creek, Cherokee...GEOCHEMISTRY AND ORIGIN OF PEGMATITES CHEROKEE-PICKENS DISTRICT, GEORGIA Alexander J. Gunow and Gregory N. Bonn......... ... . .... . . ................ 6 Great Smoky Group .................................... .. .................... . .. . . ............ .. 10 Pegmatite Deposits ... .. ...... .. . .. . ... ... .... |  | | Book (volume) | | which also produced a most remarkable series of pegmatite dikes ranking with those in Maine and Southern...from 18’ to 27’ long. In addition, gem Garnets, Quartz crystals, Topaz and Tourmaline add to the fascination...Hills Dist. Includes both Veins and the extensive pegmatite dike exposures and mines. BON HOMME & CHARLES...Scott Rose Quartz QuarryAmblygonite (large yellow crystals), Aquamarine, Chrysoberyl, Quartz (milky, rose)...pale lavender crystals of Fluorapatite, Kasolite, Quartz crystals, Mica, Tourmaline and Zircon (reddish |  | | Report (issue) | | muscovite mica of commercial value are confined to pegmatite. This rock is variable in composition, but in...more normal phases is com'posed of feldspar and quartz, with or without mica and other minerals. It is...the most common varieties of feldspar found in pegmatite. In many places, however, a variety of plagioclase...which may be several feet thick. Quartz occurs in several ways in pegmatite either intermixed with feldspar...out into large separate masses. The segregated quartz may form sheets or veins in the interior or along |  | | Book (volume) | | variety and wealth of locality information concerning quartz gemstones are recognized in a separate chapter...Rhodonite, Idocrase (Vesuvianite), The Garnet Group. Quartz FAMILY GEMSTONES RarRE AND UnusuaL GEMSTONES Chrysoberyl...DECORATIVE GEMSTONES Granite, Graphic Granite, Unakite, Quartz Porphyry (Leopardite), Orbicular Gabbro-Diorite...orthoclase crystal Map of Amelia, Va. An amazonite pegmatite Dr. George F. Kunz California kunzite crystals...Hiddenite crystals Hiddenite crystal Map of Pala District Clays and crystals in pocket Vanderberg Mine Pile |  | | Report (chapter) | | area . Lucy pegmatite. Results of the drill program . ..... . .. . . . Artdon pegmatite Subsurface pegmatite..... . . ... . . Molly and Bendum claim s Deer pegmatite , West Hawk Lake. . . . . . . . . . . . . . ....Lake .. ... . . . ... ..... .. . . . . . Beryl pegmatite north of Telford. 7 7 9 9 12 12 12 15 16 17 17...Lake/Cat Lake areas General statement 19 19 Pegmatite dykes in the Pointe du Bois area (Lac du Bois...Lamprey Falls) Lac du Bois pegmatite K-1 pegmatite . Lucky NO.3 pegmatite Pine claim , Winnipeg River |  | | Catalog/List | | Internet, Fax, and Mail) Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Sunday...52001-52306 LOT VIEWING Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Wednesday...Manganite from Ilfeld in the Harz Mountains of Germany, with crystals up to 1.88 inches (4.74 cm) long...namesake for Heulandite - who was born in Bayreuth, Germany in 1778. Since he died in 1856, it is clear that...FLUORITE Dal’negorsk Tetyuche, Kavalerovo Mining District, Primorskiy Kray, Far-Eastern Region, Russia It |  | | Book (edition) | | are so widespread, as in the case of the alluvial quartz gemstones of the Midwest, that it is impossible...formations containing cryptocrystalline varieties of quartz, such as agate and petrified wood, extend over...(V esuvianite), The Garnet Group. 199 246 III QUARTZ FAMILY GEMSTONES IV RARE AND UNUSUAL GEMSTONES...W. pegmatite mine, Pala, California 17. Mack mine, Rincon, California 18. Beryl-bearing pegmatite, Baja...Ramona, California 21. Gem-bearing pocket in pegmatite, Baja California 22. Drawing of topaz crystal |  | | Book (volume) | | Carolina is a source of true emeralds and outstanding quartz crystals. New Hampshire has also yielded a few...California, is arguably the most important gem-pegmatite district in North America. Its wealth of tourmalines...Naturhistorisches Museum der Stadt Bern, Bern, Germany, 143 p. Vlasov, K. A., Kuz'menko, M. Z., and Es'kova...specimens is sometimes disastrous as well. While rose quartz crystals frequently occur on a stained matrix and...rare minerals which can be found with the rose quartz are sometimes more valuable, but are destroyed |  | | Book | | . . . . . . . . . . . . . . . 196 13 Striped quartz-epidote rock in Iisalmi . . . . . . . . . 199... . . . . . . . . . . . . . . . . . . . . 43 Pegmatite deposit in Kaatiala . . . . . . . . . . . . ...prospecting of gemstones . . . . . . . . . 49 Pegmatite deposit in Haapaluoma . . . . . . . . . . . .... . . . . . . . . . . . . . . . . . . . 296 Smoky quartz of the Laitila rapakivi granite . . . . 100... . . . . . . . . . . . . 304 the Viitaniemi pegmatite . . . . . . . . . . . . . . . . . . . . . 104 |  | | Report (issue) | | . . . . . . . . . . . . . . . Quadeville rose quartz mine . . . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . Beryl crystal in pegmatite, Quadeville beryl mine .... Curved tourmaline...crystal and crystal aggregates of tourmaline in quartz, Quadeville beryl mine. . . . . . . . Gutz corundum.... . . . . . . . . . . . Muscovite crystal in pegmatite, J. G. Gole quarry. . .. Fergusonite crystals... . . . . . . . . . . . . . . . . . . . . . . Pegmatite knoll, Caribou Lake peristerite occurrence. Deschenes |
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