 | | Journal (article/letter/editorial) | | May/June: Uvite, Powers farm, Pierrepont, St. Lawrence County, New York; Steven C. Chamberlain specimen, Michael...albite, Kestral Pocket, Smoky Hawk mine, Teller County, Colorado; Martin Zinn specimen, Jeff Scovil photo...Gold and quartz, Colorado Quartz mine, Mariposa County, California; Scott Rudolph specimen, Jeff Scovil...York, 222â24 Alamandine, New York City, New York County, New York State, R. B. Cook, 244â52 Amethyst, South...Minerals, 446â53 Celestine, New York, 329 Chabazite-Ca, New York, 228; Virginia, 356 Chabazite-K, New York |  | | Journal (issue) | | Leicht, 875 North Pacific Coast Highway, Laguna Beach, CA 92651 (949) 494-7695 . . . 494-5155 . . . FAX (949)...England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino Royal Ontario...Phoenix, AZ Harold and Erica Van Pelt Los Angeles, CA Librarian Curtis P. Schuh Founder John Sampson White...Department Natural History Museum of Los Angeles County 900 Exposition Boulevard Los Angeles, California...presented to the Natural History Museum of Los Angeles County by his children. A century ago Bisbee, Arizona |  | | Journal (issue) | | Leicht, 875 North Pacific Coast Highway, Laguna Beach, CA 92651 (949) 494-7695 . . . 494-5155 . . . FAX (949)...England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino Royal Ontario...Phoenix, AZ Harold and Erica Van Pelt Los Angeles, CA Librarian Curtis P. Schuh Founder John Sampson White...fluorapophyllite associated with white, acicular mesolite. Stilbite and calcite crystals are also found. The lower...heulandite and quartz, and rarely also mordenite, stilbite and calcite. Individual clusters of cavansite |  | | Book | | eae iii iT 7] LIBRARY, CA 94804-1659 Earth Treasures trom the Royal Ontario Museum ie es „ „ A>...be minerals. Microcline, Crystal Peak, Colorado, USA * 12 x 9x 5 om MINERALS: PRODUCTS OF A CHANGING...zeolites. Calcite (septarian nodule), San Juan County, Utah, USA * 18 x 24x Bem 14 | MINERALS: PRODUCTS...Madagascar e(2x23x3em Quartz, Mount Ida, Arkansas, USA ° 14x 15 x 10 cm Corundum, Mozambique * 17 x 11...typical crystal shape. Goethite, Tintic, Utah, USA * 16.5 x 3.5 x 2.5 om Drusy These minerals have |  | | Journal (article/letter/editorial) | | Copyright © 1996 Elsevier Science Ltd Printed in the USA. All tights reserved 0016-7037/96 $15.00 + .00 Pergamon...PII S0016-7037(96) 00066-X U-Pb systematies of stilbite-bearing low-temperature mineral assemblages from...these minerals can be dated. The possible use of stilbite, a CaAl-silicate of' the zeolite group, for geochronologic...assemblages with various combinations of apatite, stilbite, calcite, biotite, and less commonly titanite...by calcite and stilbite with distinctly radiogenic initial 87Sr/86;Sr at ca. 0.720 and ca. 0.708, are dated |  | | Journal (issue) | | $315/three years, (Canada) $180/one year, (outside USA other than Canada) $259 per year Subscription (individuals...cm, from Paprok, Nuristan, Afghanistan. Wayne Thompson specimen; Jeff Scovil photo. Figure 9 (bottom...21. Morganite with quartz, cleavelandite and stilbite-(Ca), 14.5 cm, from the Pech Valley, Kunar, Afghanistan...from the Pech Valley, Kunar, Afghanistan. Wayne Thompson specimen; Jeff Scovil photo. Figure 24. Morganite...them for the same price to Tariq Iqbal and Wayne Thompson, later receiving an aftersale profit of $5,000 |  | | Journal (issue) | | Christopher Stefano John Sulzbach Terry Szenics George Thompson Brendan Traw Rod Tyson Michael R. Walter Steve...museum quality.â (Szenics, 1967) Spruce Peak, King County, Washington, 1977 Beautiful pyrite and quartz specimens...of the find, and during that time window (1969 to ca. 1975) it was possible to obtain superb specimens...and FLECK, G. (1980) The Grey Horse mine, Pinal County, Arizona. Mineralogical Record, 11 (4), 231â232...and HAWES, W. (1978) Quartz and pyrite from King County, Washington. Mineralogical Record, 9 (6), 352â353 |  | | Book (edition) | | more structural sites, e.g. jahnsite(~fa). jahn ite-(Ca.\1nMn). etc. Other examples are pump~U);te-(Fe:,...or numerous zeolites. e.g. gmelinite- a. gmelinite-Ca, etc. For the fonnerly used prefixes such as Greek...both enclosed in square brackets, e.g. fluorapatite Ca[Fl(PO 4)3] or euchroite 0.1 2[OHIAsO 4]âą3H 2O. This...abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...always included in text, except in the cases of the USA, UK, and the provinces Ontario and Quebec in Canada |  | | Journal (issue) | | specimen from the Spanish Dry Diggings, Eldorado County, California, and a little of its history ........(1934-1997), and they settled in New Canaan, Connecticut for most of his career. He commuted every day...his New York office to his home in New Canaan, Connecticut in 1976, but retained his New York showroom at...very rare loose crystal. Ossining, Westchester County, New York. wckport, New York. Ex. Coll. : New...Holy Trinity adit portal and associated buildings, ca. 1916. Courtesy of Ivan Karsten. Figure 14. Huge |  | | Journal (article/letter/editorial) | | F-concentrations result from the equilibration of low-Ca waters with ïŹuorite. Fluoride concentration is strongly...apophyllite, anhydrite, and zeolites (laumontite, stilbite) are found predominantly in the southern part...F-bearing micas and two zeolites, Castilbite and Ca-heulandite (Table 1). The source of data is given...calcium. For the majority of the samples (84%) the Ca con- Halogen geochemistry of the new Gotthard rail...database. Mineral Formula F-muscovite F-biotite Ca-stilbite Ca-heulandite Fluorite a b c DHr [kJ/mol] Dissolution |  | | Book | | Heulandite, Clinoptilolite .................. Stilbite, Stellerite, Barrerite . . . . . . . . . . . ...balanced by the extraframework cations, usually K, Na, Ca, less frequently Li, Mg, Sr, Ba. In synthetic zeolites...formula for natural zeolites is hence (Li, Na, K)a(Mg, Ca, Sr, Ba)d[Al(a+2d)Si n-(a+2d)02n] . mH 20 where... EOlo = (AI+Fe)-(Li+Na+K)-2(Mg+Ca+Sr+Ba) (Li + Na+ K) + 2(Mg+ Ca+ Sr+ Ba) X 100 is 0 in a "perfect"...in the tetrahedron because Li is normally absent, Ca normally prevails by far over the other divalent |  | | Journal (issue) | | beryl, 2.4 cm, from Slieve Corra, Mourne Mountains, County Down, Ireland. Gem-crystal thumbnails illustrated...single crystals, (3) thumbnails from one state, county or foreign country, and (4) thumbnail element groups...Eagleâs Nest mine, Michigan Bluff District, Placer County, California. Jingnan Zhang collection and photo...calcite, 3.1 cm, from the Kearsarge mine, Houghton County, Michigan. Ralph Clark collection, ex Minette collection;... 2 cm, from the Benitoite Gem mine, San Benito County, California. Jon Sigerman collection, ex Minette |  | | Journal (issue) | | Leicht, 875 North Pacific Coast Highway, Laguna Beach, CA I I l (714) 494'7695 âą âą âą 494-5155 . . . FAX (714)...England Anthony R. Kampf L.A. County Mus. of Nat. Hist. Los Angeles, CA Joseph A. Mandarino Royal Ontario...Museum Toronto, Ontario Steven R. Morehead Riverside, CA Donald R. Peacor University of Michigan Ann Arbor...Phoenix, AZ Harold and Erica Van Pelt Los Angeles, CA Founder John Sampson White Editing, advertising 4631...commuted between work and the fam ilyâs home in Connecticut for some time, but eventually the job became |  | | Journal (issue) | | Leicht, 875 North Pacific Coast Highway, Laguna Beach, CA 92651 (949) 494-7695 . . . 494-5155 . . . FAX (949)...the commonest representatives are heulandite and stilbite, are an important group among the amygdaloidal-cavity...during the second century AD. Aquatint by James Wales ca. 1792. Wales was arrested by the Maratha Guard for...apophyllite, stilbite and other zeolites at Poona, as observed by Brooke. But he also refers to stilbite in âlarge...Treatise on Mineralogy (1825), which mentions fine stilbite and heulandite from âIndoreâ (cf. the possible |  | | Journal (article/letter/editorial) | | cm, from Paprok, Nuristan, Afghanistan. Wayne Thompson specimen; Jeff Scovil photo. Figure 9 (bottom...21. Morganite with quartz, cleavelandite and stilbite-(Ca), 14.5 cm, from the Pech Valley, Kunar, Afghanistan...from the Pech Valley, Kunar, Afghanistan. Wayne Thompson specimen; Jeff Scovil photo. Figure 24. Morganite...them for the same price to Tariq Iqbal and Wayne Thompson, later receiving an aftersale profit of $5,000...cm, from Paprok, Nuristan, Afghanistan. Wayne Thompson specimen; Jeff Scovil photo. Figure 76. Elbaite |  | | Report (volume) | | 1955 NATURAL ZEOLITES: OCCURRENCE, PROPERTIES, APPL/CA T/ONS D. L. BISH, D. W. MING, EDITORS MINERALOGICAL...TABULAR ZEOLITES Heulandite and clinoptilolite (HEU) Stilbite, stellerite, barrerite (STI) Brewsterite (BRE)... ..... .... . . . . . . . . . .80 Tschernichite: Ca[Al2Si6016] ·8H20 . ... ...................... . ... . . .. . . .. .. . ... .. . .92 Perlialite: ïżœNa(Ca,Mg,Sr)[Al12Si24072] ·16H20 ... .. . .... .. .. .............................................1 01 Stilbite: NaCa4[Al9Si27072] ·30H20 ................... |  | Groat, L. A., Mulja, T., Mauthner, M. H.F., Ercit, T. S., Raudsepp, M., Gault, R. A., Rollo, H. A. (2003) GEOLOGY AND MINERALOGY OF THE LITTLE NAHANNI RARE-ELEMENT GRANITIC PEGMATITES, NORTHWEST TERRITORIES. The Canadian Mineralogist, 41 (1) 139-160 doi:10.2113/gscanmin.41.1.139 | Journal (article/letter/editorial) | | Nahanni rare-element granitic pegmatite group (LNPG; ca. 82 Ma) in the western part of the Northwest Territories...granitiques Ă Ă©lĂ©ments rares de Little Nahanni (LNPG; ca. 82 Ma), situĂ© dans le secteur ouest des Territoires...The epizonal to mesozonal Selwyn Plutonic Suite (ca. 100 Ma) cross-cuts the regional structure (Fig....The albite is almost pure NaAlSi3O8; the maximum Ca content is 0.02 atoms per formula unit (apfu), corresponding...MINERALOGIST 1.10 wt.%. The high Or and low Na and Ca contents are an indication of subsolidus equilibration |  | | Book | | ....243 APPENDIX II: MINERAL SPECIES LISTED BY COUNTY ...............................248 ABOUT THE AUTHORS...Marquette County include the Presque Isle body, the Yellow Dog body in the northern part of the county, and...Ishpeming. Several bodies also occur in Dickinson County near the mouth of the Sturgeon River. A distinctive...outcrops in the SWÂŒ section 27, T44N, R31W, Iron County, about 1.6 kilometers west of Lake Ellen, and about...Falls in Iron County and 16 MINERALOGY OF MICHIGAN Hermansville in Menominee County. Some of these |  | | Book (chapter) | | flavus = pyrite, Lattice 20(2), 2 (2004). Paisbergit = Ca-rich rhodonite, Dana 6th, 378 (1892). pai yu = white...jadeite or actinolite, Read 169 (1988). Pajsbergit = Ca-rich rhodonite, Dana 6th, 379 (1892). Pakistan emerald... palaeo-oligoclase-albite = unknown converted to Ca-rich albite pseudomorph, Clark 520 (1993). palaeo-uralit...(1968). PalĂ€o-Oligoklas-Albit = unknown converted to Ca-rich albite pseudomorph, MM 16, 368 (1913). PalĂ€o-Uralit...(1892). paleooligoklĂĄszalbit = unknown converted to Ca-rich albite pseudomorph, LĂĄszlĂł 209 (1995). paleo-uralite |  | | Book (edition) | | Co\·er photo: \\ 7 ulfenite, Rowley Mine, Maricopa County, 4 cm high specimen, Evan and Melissa Jones Collection...species who differ only in the major element present: Ca, K, Mg, Na, or Sr. Older references are unaware of...gemandmineralmuseum.arizona.edu) is located in the old Pima County Courthouse building at 115 North Church Avenue...on the market. The mines at Bisbee, in Cochise County, have produced large quantities of gem-quality...mineral stamp issued in 1992. At Morenci, in Greenlee County, gem-quality azurite was also commercially recovered |  | | Report (issue) | | 4, A1 2 O 3 26.8, Na 2 O 16.3, Lenni, Delaware County. Crystals. Eyerman, 1911, 11. Composition: Analysis:...Sp.gr LOCALITIES: Berks County: Birdsboro, and Gickerville; Delaware County: Leiperville, Lenni (druses...Felton's farm (Chester), and Ward's quarry; Montgomery County: Sumneytown, and Perkiomenville ; Philadelphia:...cut east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating...42 9.86 4.77 13.60 100.69 2.277 LOCALITY: Berks County: Birdsboro. MESOLITE m Na Al Si3Oio.2H O 2 2 |  | | Report (issue) | | coverâTurquois crystals from Lynch Station, Virginia; x ca.; pho tograph by Neal Ycdlin; color plates courtesy...C. A. Michael. COLD NUGGET FROM SPOTSYLVANIA COUNTY: Longest dimension approximately 13 cm., photograph...updated âcheck listâ just alluded to, (2) a county-by-county listing of the minerals, and (3) resumes of...(Haydcnitc) 9 Virginia Mineral Localities by County This list is included for possible aid in planning...listed only* if localities arc given for them. The county lists do not include com mon rock-making materials |  | | Book | | Roberts (GSC), Ann P. Sabina (GSC), Michael Thompson of Iowa State U n i v e rs i t y , A n d rew...the CN MMN (in this case, for example, Chabazile-Ca, and Chaba zite- ?, respec t i v e l y ) . An Names...which is now a group name that includes Chabazile-Ca and Chabazite-Na . I n my opinion, in such cases...species name in fu l l should be used (i.e., Chabazite-Ca). I n 1 r o d u c 1 l o n Polytypes arc nol considered...Aechter Rubin [Ruby) Aedelforsita = Laumontite, Stilbiteâą Na Aedelforsite = a) (of Retzius) Laumontite |  | | Book | | ROCK-FORMING MINERALS Al2SiO5 215 Lazurite (Na,Ca)8Al6Si6O24[(SO4),S,Cl,(OH)]2 Since ancient times...triclinic prismatic crystals white calcite e in the USA, Chile, and Russia. PICTURES shades of blue Photographs...For example, apophyllite often occurs with stilbite. stilbite apophyllite elbaite tourmaline basalt ...ELEMENTS Ac Ag Al Am Ar As At Au B Ba Be Bi Bk Br C Ca Cd Ce Cf Cl Cm Co Cr Cs Cu Dy Er Es F Fe Fm Fr Ga...well-developed bedding are found in the desert of Arizona, USA. RED fine sandstone rounded quartz grains IRON-RICH |  | | Book | | copper are in the Keweenaw Peninsular, Lake Superior, USA, the largest being I 5 x 7 x 3m (approx. 50 x 23...occurred in the Ray mine and in Bisbee, Arizona, USA. Very fine spinel-law twins up to 5 cm in size and...Keweenaw Peninsula near Lake Superior, Michigan, USA. Wires, up to 100 mm (4 in) long, come also from...from Farncomb Hill near Breckenridge, Colorado, USA. Fine crystals were also found in Berezovsk, Ural...were found in Klondike, Alaska; Tuolumne County, California, USA and in Ballarat, Victoria, Australia. Fine |
|
Thompson, Windham County, Connecticut, USA