 | | Journal (issue) | | Behnke Northbrook, IL Eric Offermann Arlesheim, Switzerland Jeffrey A. Scovil Phoenix, AZ Harold and Erica.... . . . . . . . . . . .95 by R. Appiani Alpine quartz gwindels . . . . . . . . . . . . . . . . . . ....171 COVER: SMOKY UARTZ GWINDEL, 9.5 cm, from the G scheneralp, Uri, Switzerland. Daniel von Fl e collection;...collection; photo by Thomas Sch pbach. See the article on quartz gwindels in this issue. The Mineralogical Record...crystal groups ever found, as well as albite, smoky quartz, goethite, fluorite, and many rare species at their |  | | Journal (issue) | | Calcite-Kevin & Mark Brown collection, page 52; Smoky quartz gwindel-Brent Lockhart collection, page 175; Aquamarine-Wally...unearthing many fine specimens of gadolinite, smoky quartz, fluorite, feldspar in crystals to five feet across...Streeter, R. L. Parker found a piece of "heavy quartz" in a stream bed. lt proved to be topaz from a...cutting coarse-grained reddish granites of the hilly region thereabouts, known geologically as the Llano Uplift...medium-violet arnethyst crystal specimens from quartz veins. And textbook-sharp, colorless and transparent |  | | Journal (article/letter/editorial) | | Arizona 85011 jeffscovil@earthlink.net Figure 1. Quartz (4.8 cm) from Middleville, Herkimer County, New...faces (fig. 5), but skeletal quartz (also called fenster or window quartz) (fig. 6) is an even better...Windler specimen. Figure 6. Skeletal crystal of quartz (9.7 cm) from Treasure Mountain North, Manheim...20 December 2017 each other by a void. Skeletal quartz from North Carolina and Porretta Terme, Italy,...symmetrically different faces. Figure 9. Rutilated quartz crystal (11.3 cm tall) with a large rounded triangular |  | | Journal (issue) | | the largest total inventory of minerals for the region, the Gallerie Patriot, a private museum in nearby...Past: The Natural History Museum of Winterthur, Switzerland Construction of the Second Gotthard Strassentunnel...Naturmuseum of St. Gallen, Switzerland The Museum d'Histoire Naturelle, Geneva, Switzerland The Moravian Territorial...Africa South Africa Switzerland Switzerland Switzerland Switzerland Switzerland Switzerland Tunisia UAE UK...Lethbridge Kamloops Quartz River nr Yellowknife, Slave Craton Gowganda-Colbalt Region Cobalt Kamloops Lake |  | | Journal (article/letter/editorial) | | the Central Swiss Alps Figure 1 (above). Quartz ‘‘gwindel” (elongation along a-axis), Fieschergletscher...Burgener, Fiesch. Figure 2 (left). Rose fluorite and quartz, Goscheneralp, Canton Uri. Fluorite octahedron...CH-4001 Basel, Switzerland and Mineralogical Institute of the University CH-4056 Basel, Switzerland Probably...the Alps-and spent most of his spare time in this region and who, moreover, dedicated most of his scientific...excavations in GalloRoman sites in southern Switzerland (Canton Valais, Binn) several crystal treasures |  | | Book | | the private Bally foundation at Schonenwerd, Switzerland; and the Folch Museum at Barcelona, Spain. Because...Germanspeaking countries (Germany, Austria, Switzerland). The reasons for this are partly because they...should be of specimens from localities within the region of that museum, or at least from the country concerned...rose", 10cm across, from Fibbia, St Gotthard, Switzerland. lnstitut fur Mineralogie und Lagerstattenlehre...Mineralogical Museum, University of Bonn. 22 Quartz (Rock crystal), of Dauphine habit, from the classic |  | | Journal (issue) | | Past: The Natural History Museum of Winterthur, Switzerland Martin Jensen mineralpro@hotmail.com In the city...in half with a diamond trim saw, 105 were copper/quartz/chlorite duds. 150 were agates that showed various...banding around the edge and a center of crystalline quartz. Collected by Jay Just 15 July 2021. Figure 2...some magnificent smoky quartz gwindels, old St. Gotthard hematite iron roses, and Val Cristallina adularia...marcasite samples due the general humidity of Switzerland, even with the constant use of a dehumidifier |  | | Journal (issue) | | massive fluorite; transparent, colorless-to-smoky quartz; and diopside. I soon realized that this was an...Wiser Mineral Collection at the ETH Zurich, Switzerland Martin Jensen mineralpro@hotmail.com David Friedrich...remarkable smoky quartz gwindel about 9 cm tall with an incredible twist from Val Giuv, and the other is...cluster about 8 cm across from the St. Gotthard region. Both of these pieces are widely known as famous...octahedral fluorite from Goscheneralp, Canton Uri, Switzerland, with original labels typical of the collection |  | | 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,...localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...9: 1 (Gaines, 1971; Pimentel er al., 2009). SWITZERLAND Maderanertal east of Arnsteg, Uri. In the world |
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Val Giuv, Tujetsch, Surselva Region, Grisons, Switzerland