 | | Journal (article/letter/editorial) | | and Fossil Areas In Germany By DR. WERNER LIEBER Dante Str. 50, Heidelberg, Germany In the January-February...to find out if there are any mineral clubs in Germany. Since this number of R&M was sent to the readers...situation here in Germany. The last question of Mr. Carter is very easy to answer. In Germany exists one club...the association is Dante-str. 50, Heidelberg, Germany. The club publishes a monthly magazine for collectors...time 1,600 members. About 90% of them live in Germany, the other 10% live in Holland, Austria, Switzerland |  | | Journal (article/letter/editorial) | | Mining and Technology, Bergakademie Freiberg, Germany (catalogue no. 80250). P.C.P. 1227 1228 PIILONEN... The mineral forms crusts with haigerachite on quartz in the dump of the Silberbrünnle mine, upper Haigerachtal...near Gengenbach, central Black Forest, Baden-Württemberg, Germany; associated minerals are pyrite, gypsum... phengite mica, potassium feldspar, pyrrhotite quartz, titanite, and talc. It is thought to form metastably...Mazzettiite is associated with altaite, galena and quartz. The mineral name is for Giuseppe Mazzetti (1942–2003) |  | | Journal (article/letter/editorial) | | Lauorsn (1962) Improvement of the mechanical Q of quartz by the addition of impurities to the gror,vth solution...in synthetic SraNLnv, J. M. enn S. TrrBorntrorr quartz crystals. A m. M iner al 4l, 527. Tsrnonnn L I...(19.59)The green and brorvn colors of synthetic quartz crystals. Growtlt.oJ crystals,Ed by Shubnikov and...Njumerousstudies of color centers in naturai and synthetic quartz have been made in recent years, and the general...irradiation on natural quarlz. He found that natural smoky quartz could be decoloredby heating it at 600' C. for |  | | Report (issue) | | molybdenum deposit...................... Pass Lake Road quarry. . . . . . . . . . . . . . . . . . . . . . . ....arsenic deposit....................... Edward and Porphyry Islands copper................. Silver Harbour.... . . . . . . . . . . . . . . Rock exp osur e (quartz crystals, pyrite, jasper) . . . . . . . . . . ... . . . . . . . . . . . Rock exposures (basalt porphyry) . . . . . . . . . . . . . . . . . . . Newlund... . . . . . . . . . . . . . . . . . . . . . . . Baden-Powell, Grace, Eldorado, Golden, Eagle, Fournieri |  | | Book (volume) | | (Licking Co.) and Zanesville (Muskingum Co.), a region of rolling, wooded hills. Here, prehistoric Indians...the western counties, especially the Clay Center Quarry 12 miles southeast of Toledo but in Ottawa Co....flint, jasp-agate, jasper, Smoky Quartz 337 Ohio crystals, clear Quartz. From Brownsville, Licking...drusy quartz. LUCAS COUNTY SYLVANIA, SW, at jct. of Brint St. and Centennial rd., the Medusa Quarry (SW...jasperlike flint, jasp-agate, jasper, Smoky Quartz crystals, clear Quartz.. ZANESVILLE, area mined deposits⎯Hematite |  | | Journal (article/letter/editorial) | | turned out to be selenite xls and tiny calcite, quartz, and fluorite xls. These crystals are micro mounts...biotite schist and coming from the Worth feldspar quarry on Bog Hill, East Hampton, Middlesex Co., Conn...thickness, which were composed of plagioclase, quartz, and a glassy cleavable mineral. A cavity of crystallized...what will come to light next in this remarkable region where I have the good fortune to live! Unfortunately...granular quartz miles north of Co., Del., and near Newark. FLORIDA—Brownish jaspery quartz pebbles, |  | | Book (volume) | | (Licking Co.) and Zanesville (Muskingum Co.), a region of rolling, wooded hills. Here, prehistoric Indians...the western counties, especially the Clay Center Quarry 12 miles southeast of Toledo but in Ottawa Co....flint, jasp-agate, jasper, Smoky Quartz 337 Ohio crystals, clear Quartz. From Brownsville, Licking...drusy quartz. LUCAS COUNTY SYLVANIA, SW, at jct. of Brint St. and Centennial rd., the Medusa Quarry (SW...jasperlike flint, jasp-agate, jasper, Smoky Quartz crystals, clear Quartz.. ZANESVILLE, area mined deposits⎯Hematite |  | | Journal (issue) | | gemgypsy@bellsouth.net JULY–AUGUST 2019 Articles The Auglaize quarry, Paulding County, Ohio ..........................the Valley of the Fiescher Glacier, Oberwallis Region, Switzerland ...................................................... 431 . by J. Grandjean Faden quartz from Bierghes, Brabant, Belgium .................calcite crystals on matrix, 5.5 cm, from the Auglaize quarry, Paulding County, Ohio. Joe and Susan Kielbaso...Wulfenite | Erupción Mine, Mexico 11 x 10.5 x 5.2cm Quartz var. Morion, Tiefen glacier, Switzerland, 15 cm |  | | 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...Fluorapatite (fluorescent orange). BUFFALO GAP, entire region W 37 mi. to the WY line, in stream gravels, cut...minesColumbite, Gold, Silver, etc.; and (2) Old Marble Quarry on the Needles Hwy. 5.5 mi. NEScheelite, and deep |  | | Journal (issue) | | crest of Plumbago Mountain in Newry, where rose quartz crystals were found. Mineral collectors typically...for purple apatite, Plumbago mountain for rose quartz crystals, Mount Mica for tourmaline, the Keith...tourmaline and purple apatite, the Consolidated Mining quarry in Georgetown for gem spodumene and tourmaline...Pines mine for facet-grade rose quartz, and the Waisanen mine for smoky quartz crystals, herderite crystals...May–June, 2023 Perhamite, 2.5 cm, from the Emmons quarry, Uncle Tom Mountain, Greenwood, Oxford County, |  | | Book | | . . . . . . . . . . . . . . . 196 13 Striped quartz-epidote rock in Iisalmi . . . . . . . . . 199.... . . . 23 Pegmatites of the Tohmajärvi-Kitee region . . . . . 209 The properties of gemstones . ... . . . . . . . . . . . . . . . . . . . 296 Smoky quartz of the Laitila rapakivi granite . . . . 100... . . . . . . . . . . . . . 315 Limestone and porphyry of Baltic Sea . . . . . . . . . 124 Marbles...though it is the most valuable colour variant of quartz. The value of diamonds, on the other hand, has |  | | Journal (article/letter/editorial) | | and is quarried in a number of places. The large quarry in the side of the mountain at Redstone, three...joints either vertically or horizontally. In the quarry at Redstone the distance between the joints is...and is twinned according to the albite law. The quartz is generally distributed in irregular granular...one-half inch to one inch through. It is of a decided smoky-gray color, and, in contrast with the red feldspar...gives a mottled appearance to the rock surface. The quartz masses frequently inclose grains of both the red |  | | Journal (article/letter/editorial) | | x 2l/> black tourmaline with green beryl and smoky quartz. The specimen came from an abandoned mica mine...One hematite pebble had a few spots of whitish quartz. ARIZONA — "The Glove Mine, from where the fine...under separate cover which I'm sending you. The smoky quartz crystals are grab samples of some 288 that were...by Mr. Graham. They consisted of: Quartz: Beautiful, dark smoky quartz xls, loose, slender and up to 2...where found over 14,000 feet). One stout, loose smoky quartz xl, 2 x 3 inches in size, comes from Devil's |  | | Journal (article/letter/editorial) | | Neumeier. 302 3 South Baldface 93 302 Redstone Quarry Bartlett Lincoln Huntington Mountain Moat Mountain...have been other small topaz finds in this general region, none produces the quality and quantity collected...outlined by composite ring dikes of porphyritic quartz syenite. The centers are typically composed of...crystal tuffs, breccias, and subvolcanic granite porphyry that are partially outlined by the ring dikes...alkali granite (Mount Osceola Granite), and quartz syenite porphyry (Eby, Kruger, and Creasy 1992). The present |  | | Book | | MineralogicalRecord.com I IIMORIITE-(Y) EUROPE FRANCE Trimouns quarry, Luzenac, Ariege. Operated for talc since the beginning...beginning of the 20th century, the Trimouns quarry became well known to collectors around 1990 for the...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, |  | | Journal (article/letter/editorial) | | Tarassoff photos. Figure 6 (above). Elbaite in quartz, 6 × 9 cm, Chesterfield, Hampshire County, Massachusetts...Fluorapatite with quartz, 4.5 cm high, Horní Slavkov (Schlaggenwald), Karlovy Vary region, Czech Republic...herbarium of the native plants of the Montreal region, and between 1827 and 1839 he built a collection...from Arendal, Norway; and a superb group of smoky quartz, beautifully transparent, from Saint Gotthard...Tony Gordian and a large collection of Francon quarry minerals from Donald V. Doell. They and other donors |  | | 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...crystals); (b) Hamilton Quarry, the lower Warsaw section at the top of the quarry (see map) ⎯geodes (lined...Pyrolusite, Quartz, Selenite, Smithsonite and Sphalerite in any combination). Hamilton Quarry Location...chalcedony, Sphalerite on chalcedony or Calcite, Quartz. 151 Illinois Niota Dewdrop Diamond Geode Location |  | | 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...crystals); (b) Hamilton Quarry, the lower Warsaw section at the top of the quarry (see map) ⎯geodes (lined...Pyrolusite, Quartz, Selenite, Smithsonite and Sphalerite in any combination). Hamilton Quarry Location...chalcedony, Sphalerite on chalcedony or Calcite, Quartz. 151 Illinois Niota Dewdrop Diamond Geode Location |  | | 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...WATER, SE, on rd. to Nehawka, in the Snyderville Quarry chalcedony, jasper, fossils. CHERRY COUNTY VALENTINE...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 |  | | Report (volume) | | the ruby, sapphire, spinel, emerald, rutile, and quartz of gem quality have been synthesized. The best...Fluorite Apatite . 6. 7. 8. 9. 10. Orthoclase Quartz Topaz Corundum Diamond The numbers preceding each...of silica (quartz, 7 on Moh's scale) particles, a gem stone should be harder than quartz. Some minerals...react to heat are: violet quartz (amethyst) changing to orange brown, smoky quartz to yellow, pale-green...sapphire, star sapphire, star ruby, rutile, and quartz are gem stones that have been successfully synthesized |  | | Journal (article/letter/editorial) | | at this year’s Tucson Gem and Mineral Show are porphyry or other types of copper deposits, each the historical...primary copper ore mineral, it is widespread in porphyry copper deposits that range from Alaska through...Indonesian and Philippine porphyry systems. Loosely related to some porphyry occurrences are contactmetamorphic...from the Old Lurzenbach mine, Gosenbach, Siegen, Germany. Jack Halpern specimen, Jeff Scovil photo. distribution...very large crystals associated with brookite in quartz at Ellenville, Ulster County, New York. In Virginia |  | | Book (volume) | | gold-bearing areas. Lode deposits usually consist of Quartz veins in solid rock, while placer deposits occur...colors), jasper. BIBB COUNTY MACON: at Holton Quarry, 7½ mi. NWagate; N of Calloway airport at rd...the SC borderSavannah River agate, chalcedony, Quartz gemstone, silicified oolite. CARROLL COUNTY CARROLLTON:...1½ mi., in Knox dolomite exposed in an abandoned quarry Barite, Calcite, Fluorite (purple cubes), Galena...CHATTAHOOCHEE COUNTY AREA: stream gravelsgemmy chert, quartz pebbles (pastel colors), petrified wood, Pyrite; |  | Carrier, A., Jebrak, M., Angelier, J., Holyland, P. (2000) The Silidor Deposit, Rouyn-Noranda District, Abitibi Belt:Geology, Structural Evolution, and Paleostress Modeling of an Au QuartzVein-Type Deposit in an Archean Trondhjemite. Economic Geology, 95 (5) 1049-1065 doi:10.2113/gsecongeo.95.5.1049 | Journal (article/letter/editorial) | | Structural Evolution, and Paleostress Modeling of an Au Quartz Vein-Type Deposit in an Archean Trondhjemite ALAIN...Australia 6076 Abstract Late orogenic gold-bearing quartz vein deposits within the Rouyn-Noranda mining district...hematite-altered trondhjemite. Measured δ18O values for quartz veins (7.7–10.9‰) and δ34S values for pyrite (–6...The mineralized zone comprises: vein quartz (white, gray, and smoky varieties), beige mineralized trondhjemite...using a distinct element model. The Silidor Au quartz mineralization appears on these paleostress maps |  | | Report (volume) | | geology of granite._______ Glossary of scientific and quarry terms.____________.__ Index________________________..._-___--________________ XI. A, Sheet structure, Ryan-Parker quarry, Crotch Island, Maine; B, Sheet and dome structure...Island quarry, Maine, showing a 60-foot sheet; B, Sheet and joint structure, Stinchfield quarry, Maine...PI.ATK XIII. Sheet structure, Crabtree & Havey quarry, Sullivan, Maine: A, South side ; B, East wall___________...structure, Sands quarry. Vinalhaven. Maine; B, Sheets and curved joint, AVhite quarry, Bluehill, Main |  | | Book (edition) | | 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...of surrounded by chalcedony easily discernible quartz crystals that crystalline only to the eye of |
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