 | | Journal (issue) | | JANUARY–FEBRUARY 2024 Articles The Berbes Fluorite District, Asturias, Spain................................discharge, in New York City’s famous meatpacking district, becoming a production manager for Edmund Mayer...Camile went straight to the metaphysical specimens (see the following obituary) while Daniel and son were...were nestled. Or he might place little jewel-like quartz crystals on specimens of other minerals, creating...into the world of metaphysics through a single quartz crystal she acquired at a local department store |  | | Book | | those people lucky enough to be able to travel to see them; others are in private hands and are seldom...frequently recommended mineral—predictably—was white quartz (rock crystal). It was obvious that any selective...importance when it occurred with a white mineral such as quartz or calcite. 5. Color. The shade, hue, and intensity...of years ago as a glob of silicon dioxide in a quartz vein which coursed its way through a pegmatite...crystals were milky in color, while others were smoky. Then a unique phenomenon occurred. New hot gases | | | Book | | frequently recommended mineral—predictably—was white quartz (rock crystal). It was obvious that any selective...importance when it occurred with a white mineral such as quartz or calcite. 8 J 5. Color. The shade, hue, and...of years ago as a glob of silicon dioxide in a quartz vein which coursed its way through a pegmatite...crystals were milky in color, while others were smoky. Then a unique phenomenon occurred. New hot gases...amounts of titanium, the coloring agent in rose quartz. This mineral-laden solution placed small crystals |  | | Journal (article/letter/editorial) | | MINPET 2017 INNSBRUCK / AUSTRIA SEPTEMBER, 6th - 9th 29 MITT.ÖSTERR.MINER.GES. 163 (2017) HIGH-TECH...Institute, Innsbruck University, 6020 Innsbruck, Austria. Department of Applied Geological Sciences and...and Geophysics, Montanuni, 8700 Leoben, Austria. 3 GeoZentrum Nordbayern, FAU Erlangen-Nürnberg, Schlossgarten...all Tösens district ore (except Hochjoch) defines a low-Mn/high-Hg group. Most Nauders district ore (Knappental...University of Graz, Univesitätsplatz 2, 8010, Graz, Austria 2 Department of Geology, University of Botswana |  | | Journal (issue) | | . . . . . . . . . . . .95 by R. Appiani Alpine quartz gwindels . . . . . . . . . . . . . . . . . . ..... . . . . . . . . . . . . . . . . .171 COVER: SMOKY UARTZ GWINDEL, 9.5 cm, from the G scheneralp, Uri...collection; photo by Thomas Sch pbach. See the article on quartz gwindels in this issue. The Mineralogical...trap rock quarry to collect zeolites and associated species, at the Upper New Street quarry in Paterson...1971, including the Summit quarry and the world-famous Prospect Park quarry. He attended Upsala University |  | | Journal (issue) | | most repre sentative buildings of historicism in Austria After ten years of construc tion the building...twins from Schlaggenwald in Bohemia, a large smoky quartz crystal from the Tyrolean Zillertal and a large...�--�-�'-'- Nephrite bowl, 13 cm high. Baikal Lake district. Inv. No. A.y.952, from the estate of Earl Moritz...totally clear topaz crystal, grown on a group ofsmoky quartz and cleavelandite from Alabashka pegmatite field...totally clear topaz crystal is grown on a group of smoky quartz and cleavelandite, with original label. Photo: |  | | Journal (issue) | | FineMineral.com APATITE Nagar, Hunza Valley, Gilgit District, Northern Areas, Pakistan, 11.5cm. Fine Minerals...USA France USA Germany Melbourne Australia See me in Tuscon at Westward Look Show and Riverpark...Gerais, Brazil - 8cm | Amazonite - Icon Pocket, Smoky Hawk, Colorado - 13.5cm | Joe Budd Photos The...zone rich in rhodochrosite. Many fine specimens (see sidebar) of the fabulous rhodochrosite now recognized...a large number from the Kalahari Manganese Field—see Cairncross (2000), The Desmond Sacco Collection: |  | | Book (edition) | | COLO RAD O GEM T RAILS t.lilky quartz crystals, Ow-ay. Katherine H . Jensen. AND MINERAL GUID E RICHARD...Hall, Mrs. Mildred W. Hawthorne, Harold and Vera Hofer, Virginia Holbert, Chester R. Howard, Raymond H...Area Mount Antero Area Sedalia Copper Mine Turret District 9 Page 7 13 20 26 27 27 29 30 32 33 36 36 ...Buskirk Mine Mica Lode R. H. Magnuson Mine Meyers Quarry Border Feldspar No. 2 Mine Cowan Quarries Skyline...Colorado Springs Area Crystal Park St. Peters Dome District Segment J - Colorado Springs to Burlington, U |  | | Journal (issue) | | from the La Marina mine, Muzo District, Boyaca Department, Colombia. See the article on the Colombian...47, May-June, 2016 Mineralogical Record; if you see someone wearing one, please give him or her a vote...We'll be holding it again next year, and hope to see even more of our treasured Fellows. If you would...Zodac, jade expert Louis Zara, Doris Biggs, Francon quarry specialist Don Doell, mineral dealer Hugh Ford...which he exhibited in showcases in his apartment. See the 2007 article, "Lawrence H. Conklin, a half-century |  | | Journal (issue) | | Calcite-Kevin & Mark Brown collection, page 52; Smoky quartz gwindel-Brent Lockhart collection, page 175;...unearthing many fine specimens of gadolinite, smoky quartz, fluorite, feldspar in crystals to five feet...scalenohedral calcite crystals. The Terlingua mercury district, with a few smaller, adjacent districts in Texas...Streeter, R. L. Parker found a piece of "heavy quartz" in a stream bed. lt proved to be topaz from a...medium-violet arnethyst crystal specimens from quartz veins. And textbook-sharp, colorless and transparent |  | | 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 (issue) | | T. P. Moore Collecting cavansite in the Wagholi quarry complex, Pune, Maharashtra, India . . . . . . ...photo. For more on the minerals of Minas Gerais see Guido Steger’s memoirs in this issue. The Mineralogical...discover the specimen potential of the Jeffrey quarry in Asbestos, Quebec (where he had a virtual monopoly...readers. Check through the current listings and see if perhaps you have a specimen photograph. The abstracts...alphabetical within each year). So if you are checking to see what species have been added recently, perhaps in |  | | Book (edition) | | Hall, Mrs. Mildred W. Hawthorne, Harold and Vera Hofer, Virginia Holbert, Chester R. Howard, Raymond H...Area Mount Antero Area Sedalia Copper Mine Turret District 9 7 13 20 26 27 27 29 30 32 33 36 36 37 38 38...Mine Van Buskirk Mine R. H. Magnuson Mine Meyers Quarry Border Feldspar No. 2 Mine Cowan Quarries Skyline...Colorado Springs Area Crystal Park St. Peters Dome District Segment J — Colorado Springs to Burlington, U...and Sterling Hill, New Jersey, or the Crestmore quarry at Riverside, California. Nevertheless, Colorado |  | | Journal (issue) | | For YourBookshelf 18 Bwlchglas Mine 20 Alpine Quartz L. Gautron 29 Muirshiel Mine 40 The Copper...on smoky quartz. Mont Blanc, France. Pink fluorite is one of the most prized associates of quartz in...in Alpine cleft deposits, ( see article on the latter in this issue). This superb crystal, 15mm on edge... sits on a small group of doubly-terminated smoky quartz. Frederic Escaut collection. Photo: Mick Cooper...discussed as we go to press. Only the smoky variety of quartz specimens were now available throughout |  | | Journal (issue) | | visit the Mineral show in Sainte-Marie aux Mines and see from close the general Geology of the Alsace terrain...Taverne du Mineur. 17: Superb green amazonite +smoky quartz crystal cluster from Colorado ,USA 18: Magnificent...Magnificent specimens of native Gold on quartz 19. Fanstastic Rhodochrosite specimens 20 Giant Aquamarina...the main river in Basel , Helvetia. 29 Various Quartz specimens –any size , any type –along the road...Hellas 33. On the way back. In the background one can see the newly built bridge uniting Peloponnesus with |  | | Journal (issue) | | Contents for July-August, 1950 CHIPS FROM THE QUARRY .................................................SANDSTONE QUARRY ............ .................................... 370 AFAMOUS FORGOTTEN QUARTZ CRYSTAL...FIBNCH EQUATORIAL AFRICA DIAMOND FIELD GETS U. S . Am ........................ CoLLECTORS' C OLUMN. Conducted...--v,-- _ ......... ,., :,,..v CHIPS FROM THE QUARRY ---------------•••-••_,..............,..._,..,...for 1950 June 4 -· Strickland Quarry, Portland, Cooo. June 18 - Silox Quarry, No. Stonington, Conn. July |  | | Journal (issue) | | substituent, a dark, emerald green results (again, see figure 1).The chromium occurs in the 3 + oxidation... One would have to have a very thick crystal to see the color brought about by iron in the aluminum site...light polarized perpendicular to the c-axis. We can see 64 Color in Gems - I BERYL I Figure 7. Structure...determine the oxidation state of the iron. We can even see several sharp absorption lines caused by water in... Because of the far greater value of hiddenite (see figure 121, attempts have been made to transform |  | | Journal (issue) | | of articles on all aspects of thc field. Please see the Suggestions for Authors for preparing manuscripts...a series on the gem pegmatites of Minas Gerais (see Proctor, 1984, for part 1) describes the first '... region; discussion of the Governador Valadares district will follow in the third article in this series...pegmatite region (figure 3). Pegmatite mines in this district were being exploited as early as the late 1800s...mi.) to Rio de Janeiro. The pegmatites of this district are characteristically altered, and both primary |  | | Journal (issue) | | .................. 594 NATIVE COPPER IN AN. J. QUARRY. BY T . ORCHARD LISLE ................ 597 MOUNT... 562 ROCKS AND MlN ERALS - CHIPS ~-,ROM THE QUARRY (!I~risintas Oireetings ! - Again it is the happy...the distance is inWarring's Account First let us see what Warring wrote in creased. These layers are sharply...and almost midway up the west side of the point we see a beach with a swimming float. The map shows this...protected the point from wave erosion. Above these we see thick deposits of oystershells, left by the Indians |  | | Journal (issue) | | Thailand Kamal Kothari, India Bryan E. Pavlik, Austria Emmanuel Piat, France Capt. Ramji Sharma, Japan...Email: emeralds@singhalgems.com 8/7/09 10:07:18 AM INDUSTRY NE W S Gemfields: Record Sales at Rough...Thailand (GCT) to overCommerce and Finance, gets see planning and implementation actively involved in...none above one carat of this particular color (Hofer, 2003 personal correspondence). 28 InColor | Spring...diamond experts, author and consultant Stephen Hofer, to assist in the quest for this elusive gem and |  | | Report (issue) | | other red stones in the royal treasuries of Europe (see article page 62), the centerpiece of this crown was...predating even the word tourmaline by centuries (see article page 4). Hyrsl based his determination on...a gemstone since at least the mid to late 1300s (see page 3), it was not until its early eighteenth century...This 24 cm wide "schorl" specimen from Tyrol, Austria was part of the Gigot D'Orcy collection and is...cm "water melon tourma line " from the Dunton Quarry in Newry, Maine. Woodrow Thompson collection; Jeff |  | | Journal (issue) | | of articles on all aspects of the field. Please see the Suggestions for Authors for preparing manuscripts...(1970)Mineral occurrences in the western Lake Baikal district, USSR. Mineralogical Record, Vol. 1, No. 2, pp...primarily of combinations of pyrope and almandine (see figure 1).We selected this fairly familiar area in...stones studied: always over 97% and usually over 99% (see figure 2). TABLE 1. Garnet end members Chemical...use of an automatic recording spectrophotometer (Hofer and Manson, 1981), which graphically displays the |  | | Journal (issue) | | North-West Branch: R. Perrett, FGA South Yorkshire & District Branch: G. A. Massie, FGA Examiners: A. J. Allnutt...principal stone, the Dresden Green, natural size. (See 'The Dresden Green', p.351.) Photograph by Robert...- NATURAL 343 343 'TYPE Ib ' YELLOW DIAMOND SEE FIG . 9 DE BEERS SYNTHETIC · TYPE Ib YELLOW DIAMOND...from taking the scraping to obtaining the spectrum (see Figure 12 (1)) took no more than five minutes. The...dem Juden Delies 1741. gelieffert worden, und hält am Gewichte 160. green, [von engl, grain?, ca 40 et] |  | | Journal (issue) | | It has been suggested by other researchers (e.g. see(2)) that pigments such as porphyrin seem to be the...orientated perpendicular to the c-axis. A tourmaline-quartz combination from Brazil has an iridescent chatoyancy...4). Some new unusual cat's-eyes and star stones Quartz-tourmaline cat's-eye from Brazil A strange stone...was covered by colourless rock crystal so this quartz-tourmaline stone is a sort of 'natural doublet'...J. Hyrsl. 451 451 Figure 5: Tourmaline and quartz (27.58 ct) with an iridescent chatoyancy, a sort |  | | Journal (issue) | | weighing a total of 16.31 ct and 3.45 ct respectively. See 'Gemmological properties of Type la diamonds with...nitrogen (for a detailed discussion of diamond types, see Fritsch and Scarratt, 1992). All chameleon diamonds...cm', forming possibly a vibronic structure (again, see Figure lla); and (3) a number of strong, broad absorptions...563 nm and 563 nm and other associated bands (see (see to hydrogen-related text) believed to to be be...425,415,404 and Scarratt, 1992), a grey stones (see Fritsch and broad maximum around 550 nm nm is is |
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Hofer quarry, Stubenberg am See, Hartberg-Fürstenfeld District, Styria, Austria