 | | Journal (article/letter/editorial) | | Ma) Western KruĹĄnĂŠ hory/Erzgebirge pluton (Czech Republic and Germany) represents a multiply emplaced...of gabbrodiorites and granodiorites) to high-F topaz-zinnwaldite alkali-feldspar granites. This granite...more mature crustal protoliths. The evolved high-F topaz-zinnwaldite alkali-feldspar granites were derived...Charles University, Albertov 6, 128 43 Praha 2, Czech Republic 2 Institute of Earth and Environmental Sciences...Charles University, Albertov 6, 128 43 Praha 2, Czech Republic remain nearly constant (~0.5), thus insensitive |  | | Journal (article/letter/editorial) | | Pikes Peak Batholith minerals, 298-325; Pikes Peak topaz, 222-26; School of Mines Geology Museum, 406-16...Cuprite, Mashamba West Mine, Shaba, Democratic Republic of Congo, and Red Dome Mine, Queensland, Australia...Cornwall, England, 404-5; Malachite, Shaba Region, Democratic Republic of Congo, 326-330; Mimetite, Tsumeb,...Coeur dâAlene District, Shoshone County, Idaho, 190-94; Sperrylite, Talnakh, Norilâsk District, Siberia,...156-88, 179,403 The Copper Mountain Pegmatite District, Fremont County, Wyoming, M. I. Jacobson, 234-41 |  | | Book | | Rare-earth minerals in the Alpine ar,d Subalpine region [Switzerland,Austria and Iti:Jy](by C. M. Gramaccioli)...Cassedanne) 8:382-387 Amethyst from the Thunder Bay region, Ontario (by D. G. Ellion) 13:67-70 New data on...Rybicki) 7:72-77 Chalcanthite from the Helvetia district, Arizona (by G. Robinson) 9:252 Cuprite [from...Arizona (by W. A. Thompson) 11:248-250 The Tombstone district, Cochise County, Arizona (by S. A. Williams) 11:251-257... A. Scovil) 21:99-100 Arizona's Silver mining district (by P. Bancroft & G. Bricker) 21:151-168 The Fat |  | | Book | | localities for good ilmenite crystals exist in the region (Brunet, I 977b ). NEW YORK Amity, Orange County...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...massive calcite in metasedimentary rocks. In one roadcut, Philippe Beiley collected molybdenite specimens...(see this entry for Molybdenite), and in a second roadcut, about I km to the northwest of the first, he collected...in Switzerland, it is only in the Maderanertal region of east-central Canton Uri that clefts bearing |  | | Journal (issue) | | monazite, muscovite, phenakite, rutile, spessartine, topaz, tourmaline, triplite Trueheart pegmatite mine (f)-near...Amherst amethyst ALLEGHANY COUNTY Peters Mountain-(roadcut outcrops) near Jordan mines barite, hematite (botryoidal...microlite, monazite, muscovite, phenakite, spessartine, topaz, zircon Cleavelandite from Amelia County; largest...crystals (smoky and clear) Spottswood bauxite district (includes Allen, Harris, and Lightner mines, Lott...Yard, Gossan, Great Outburst mines)-Gossan Lead district near Fries actinolite, biotite, epidote, hematite |  | | Journal (issue) | | be opened to the left (west) of this byssolite region. Across the top of this doorway, about 1 foot in...Wulfenite, 8 cm, from an unnamed prospect in the Alamo District, La Paz County, Arizona. Collected with Michael...cm, from the Galena King mine, Tijeras Canyon district, Bernalillo County, New Mexico; collected in March... La Paz County, Arizona. Stan Bogosian photo. Topaz, 2.5 cm, from âThe Cove,â Thomas Range, Juab County...Almandine, 6-cm pocket, from Garnet Hill, Robinson district, White Pine County, Nevada. Calcite on chrysocolla |  | | Journal (article/letter/editorial) | | cacoxenite, diaspore, sericite, pyrite, ilmenite, topaz, and chert are found at the Snow Camp mine (Holman's...manganese deposit occurs in Alleghany County in the region south of Bald Knob. The minerals found in this...pegmatite dike 10 to 12 feet wide crops out in a roadcut on the north side of SR 1554, 0.35 mile northwest...Beaverdam Creek and Beaverdam Creek on SR 1624 in a roadcut on a divide between the two creeks, with mica,...feldspar. Kyanite, tourmaline, and rutile occur in a roadcut on SR 1820 just west of the intersection of SR |  | | Journal (issue) | | Arthur Roe Famous Mineral Localities: The Brumado District, Bahia, Brazil..................................Alpine clefts in the Mont Blanc Swiss-French border region. genbach quarry specimens (see the Record, They...prices would otherwise be way out of reach. buck region. This can produce some surprises both ways. Another...high altitudes of the Goscheneralp (canton Uri) region also offered a- as âthe pyromorphite place,â continues...west-northwest of Kuruman, northern Cape Province, Republic of South Africa. Most of the area is covered by |  | | Journal (issue) | | from that is not the usual amethyst/ tourmaline/ topaz stuff, but actually rea l minerals that tease your...l\lrncr.1l c. in the ll hno is- Kcntuc k) Fluo rspar District. 19 -5 , 1.4-8. l-kc.Jcg.1:trd. Claus. T oo l\...Davis-Deardorff Mine, llinois-Kentucky Fluo rspar District, MN 19-5: 1.-1-8 Ang le...Patrick lead mine, llinois-Kentucky Fluorspar District, MN 19-5¡ 1,'1-8 Angk;;i1c:. ccrus.~ilc. dcscloizitc...An1lcrite , Montana. Shamrock Mine. Silver St:ir District, Madi,on County. !\IN 19-2:3,5 ,\ ntlcrilc. azuritc |  | | Report (volume) | | characteristic of the Coastal Plain surface. The region is well dissected by small streams; throughout...saprolitic tuff. Rhyolite tuff crops out in the roadcut along Route 39 just east of the location for stream...and saprolitized. Mica schist crops out in the roadcut near the top of the hill along Route 40, south...In addition, 72 samples were collected from one roadcut in an attempt to determine the precise stratigraphic...Hartman, 8 GOLD NEAR JEFFERSON, SOUTH CAROLINA Topaz, and Brewer pits, and the other workings in the |  | | Journal (article/letter/editorial) | | malachite, siderite Alleghany County Peters Mountainâ(roadcut outcrops) near Jordan mines barite, hematite (botryoidal...barite, calcite crystals, onyx Spottswood bauxite district (includes Allen, Harris, and Lightner mines, Lott...microlite, monazite, muscovite, phenakite, spessartine, topaz, zircon Rutherford pegmatite mines (c)ânear Amelia...monazite, muscovite, phenakite, rutile, spessartine, topaz, tourmaline, triplite Trueheart pegmatite mine (f)ânear...Yard, Gossan, Great Out burst mines)âGossan Lead district near Fries actinolite, biotite, epidote, hematite |  | | Journal (issue) | | ..........191 by W. E. Wilson The Port Radium district, Northwest Territories, Canada .................Richards Famous mineral localities: the Ouro Preto topaz mines ............................................new species of minerals, F-OH substitutions in topaz, amphiboles and tourmaline. X-rays were required...traveler, Francois Martin, wrote that quantities of topaz, amethyst and other colored stones had been found...Anjanabonoina. Gem-quality pink beryl, cordierite, garnets, topaz, zircon, danburite, komerupine, scapolite and diopside |  | Zhang, Zeming, Xiao, Yilin, Liu, Fulai, Liou, J.G., Hoefs, Jochen (2005) Petrogenesis of UHP metamorphic rocks from Qinglongshan, southern Sulu, east-central China. Lithos, 81 (1) 189-207 doi:10.1016/j.lithos.2004.10.002 | Journal (article/letter/editorial) | | and quartzite are exposed in the Qinglongshan roadcut, southern Sulu orogenic belt of eastern central...belt, showing the location of the Qinglongshan roadcut (Fig. 2). chemistry, several important conclusions...investigate the petrogenesis of UHP rocks. The roadcut lies about 22 km NE from the Chinese Continental...lithological profile of the Qinglongshan highway roadcut, showing location and numbers of the main samples...character of the representative rocks from the roadcut 3. Analytical methods Sample Major element contents |  | | Book (volume) | | Aquamarine, Beryl, some Ruby-red Corundum, Spodumene and Topaz. Georgia has been actively prospected for gold since...CHEROKKE-PICKENS COUNTIES NELSON (Pickens Co.), a 300 sq. mi. region surrounding this town contains many pegmatite dike...Elberton and Hartwell in Hart Co. The known mica district includes some 250 sq. mi., with most mining revolving...William Mica Mine (2½ mi. SW of Ward Gap) ďžcolorless Topaz. PORTER SPRINGS, SE 1 mi., exposureďžCorundum. LUMPKIN...TOWNS COUNTY AREA: ď extending into Clay Co., NC, a region of mica schist exposures reaching from (a) Winchester |  | | Journal (issue) | | County, Idaho to 7 mm, near Pinehurst, Fig. 5 The roadcut near milepost 178, Highway 95, near Pinehurst,...pecimcn perhap . The be t possibilities were two roadcut Oil the we I ide of the highway a few miles outh... Idaho. Specific location data would include: roadcut. 0.2 mile south of Milepo I 178, Highway 95. Even...Several identifications of zeolitc species at thi roadcut and nearby roadcuts were made or confirmed by Rudy.... A Field Guide to Topaz and Associated Minerals of the Thomas Range, UT (Topaz Mtn). Trent yourself |  | | Book | | beidellite 9 2. DERIVED FROM GRANITIC ROCKS Quartz, topaz, tourmaline, zircon, ilmenite, anatase I. MINERALS...margins of the intrusions. In the Slate Creek District, near Harts Pass, native gold and tellurides ...hydrothermal veins. Chalcedonic quartz veins in the Republic area are mineralized with an unusual suite of...miarolitic cavities and vuggy aplitic dikes in the Topaz and Windy Mountain area of north central Okanogan...along two axes. Axes are at 90° SULPHUR Bipyramid TOPAZ BARITE STAUROLITE BROOK ITE Bipyramid 23 Monoclinic |  | Novak, M., Skoda, R., Filip, J., Macek, I., Vaculovic, T. (2011) Compositional trends in tourmaline from intragranitic NYF pegmatites of the Trebic pluton, Czech Republic: an electron microprobe, Mossbauer and LA-ICP-MS study. The Canadian Mineralogist, 49 (1) 359-380 doi:10.3749/canmin.49.1.359 | Journal (article/letter/editorial) | | INTRAGRANITIC NYF PEGMATITES OF THE TRĚEBĂ CĚ PLUTON, CZECH REPUBLIC: AN ELECTRON MICROPROBE, MĂSSBAUER AND LAâICPâMS...Masaryk University, KotlĂĄĹskĂĄ 2, CZâ611 37 Brno, Czech Republic Jan FILIP Regional Centre of Advanced Technologies...University, Ĺ lechtitelĹŻ 11, CZâ783 71 Olomouc, Czech Republic Ivo MACEK Department of Geological Sciences...Masaryk University, KotlĂĄĹskĂĄ 2, CZâ611 37 Brno, Czech Republic TomĂĄĹĄ VACULOVIÄ Department of Chemistry, Masaryk...Masaryk University, KotlĂĄĹskĂĄ 2, CZâ611 37 Brno, Czech Republic Abstract Tourmalines (dravite â schorl â uvite |  | | Journal (issue) | | The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian Region, Russia .............the Forgotten Pocket, Sosedka pegmatite, Malkhan district. The same specimen as shown from a different angle... The Malkhan Pegmatite District Krasny Chikoy, Transbaikalia, Eastern Siberian Region, Russia Jindr=ich KynickĂ˝...discoveries in Brazil, California and the Himalayas. The district has produced over 50 different mineral species...INTRODUCTION Gem tourmaline from Russianâs Transbaikalia region has become a valuable part of our global mineral |  | | Journal (issue) | | before) and we will meet at the Central City Parkway roadcut at the top of the hill to map MORE glacial boulders...(probably 1 p.m.) and exact directions to this roadcut site: cloverknoll@comcast.net, 303-986-9693. The...Field Trips Victor Gold Mine Tour, Cripple Creek District, June 9 Leader: Steven Veatch Contact: steve.veatch@gmail...veatch@gmail.com Limited to 12 participants Topaz Mountain Gem Mine. Park Co. June 10 Leader: Norma Alexander-Rhodes...This field trip is centered around the Hill City region. It consists of two parts where each part explores |  | | Journal (article/letter/editorial) | | track. A s it turns out, the geodes are found in a roadcut 1.8 miles south of the roadside park (not 0.5)...Caliche is a porous calcium car- A mattock The roadcut 292 of caliche. bonate cemented sand and gravel...about eighty per cent of a five hundred foot long roadcut. T h e cut forms usually works best in the The...inserted in the March issue on page 154, 'Precious Topaz' article, also authored by Paul L . Broughton. T |  | | Journal (issue) | | information, including the type of site (quarry, mine, roadcut, etc.); date of most recent information; directions;...etc.), size, etc.; hints (such information as roadcut with heavy traffic, shallow quarry, water filled...boussingaultite from the Kladno coal mines of the Czech Republic, which fluoresced bluish white in one specimen...room lighting. Another dealer (K.A.R.P. of the Czech Republic.) had specimens from Uingban, Sweden, including...~viii fill th~~ n~e~~c Review A Field Guide to Topaz and Associated Minerals of the Thomas Range, Utah |  | | Journal (issue) | | 1886 to 1894. The variety from this one mining district is amazing; also interesting, and nostalgic, each...Shannon Minerals (Mesa, AZ) had claudetite from a roadcut near Saxonia, Frieberg, Germany. It occurs as white...available, partially because of the immensity of the region. ~ crystals are large, as singles to 2 feet long...selection of brilliant. colorless, transparent topaz from Medina, Brazil. 1ne single crystals are up...new locality contains quite a lot of bixbyite and topaz, but the bixbyite tends to be partial crystals intergrown |  | | Report (issue) | | Colorado-American fluorspar mine, Browns Canyon district. Geologic map of underground workings, Colorado-American...oxide, Alderman fluorspar deposit, Browns Canyon district, Chaffee County _____________________________... Estimated fluorspar resources, Browns Canyon district, Chaffee County, expressed as short tons of crude...volcanic ash in the thkd oldest gravel unit fluorspar district, is in the Arkansas Valley between the Sa watch...cut more than 500 flow that contains garnet and topaz, at the north edge of the feet deep in bedrock. |  | | Journal (article/letter/editorial) | | vivid reminder of the forces that have shaped the region. The city of Denver had its start with the discovery...wholesalers, making this the biggest show in the region. The large number of wholesale dealers makes the...drive from downtown Denver. West of the city, a roadcut through the Dakota Hogback at the junction of Interstate...stop. The Devils Head region west of Colorado Springs produces smoky quartz, topaz, and feldspar. St. Peters...Vista, you can hunt for spessartine garnets and topaz crys tals at Ruby Mountain, find epidote at the |  | | Report (issue) | | to above, but containing as much as 67 percent topaz and 4 percent rutile. Forms elongate lens as much...shaft >- adit MINES AND PBOSPECTS TOP OF LARGE ROADCUT Shown only along Interstate Highway 70 Teeth point...Taylor, R. B., and Marsh, S. P., 1968, Rutile and topaz in Precambrian gneiss, Jefferson and Clear Creek |
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