| | Journal (issue) | WASHINGTON May 3, 2008 9:00 am to 5:00 pm Clark County P. U. D. Building 1200 Fort Vancouver Way Vancouver...Ft. Vancouver Way Washington Interstate Bridge Oregon Columbia River 2 Barahonaite, a New Mineral...varying a bit in composition: Barahonaite-(Fe) (Ca,Cu,Na,Fe3+,Al)12Fe3+2(AsO4)8(OH)x·nH2O is yellow...composite crystals, up to 20 µm long. Barahonaite-(Al) (Ca,Cu,Al,Na)12Al2(AsO4)8(OH)x·nH2O is pale blue in...graduation, Paul went to work for the State of Oregon Bureau of Mining and Land Reclamation. In that | | | Report (volume) | recently found in the Tenmile district, Summit County. In his booklet, which today would be classed as...districts that were active at the time in Clear Creek, Gilpin, and Summit Counties. The first known attempt...feldspar, and mica, occur in some form in every county in the State. Among mineralogists, Colorado is...mineral belt that extends southwestward from Boulder County to the southern limits of the San Juan Mountains... lefferson County, the contact-metamorphic minerals of Italian Mountain, Gunnison County and elsewhere | | | Journal (issue) | MINNESOTA THOMSONITE 58 The world’s most colorful opaque gemstone. By Mark Leatherman DATE CREEK QUARTZ...Rock & Gem 5235 Mission Oaks Blvd. #201 Camarillo, CA 93012 (972) 448-4626 e-mail: editor@rockngem.com...recognized. Rock & Gem Arizona’s 79 mine (Pima County) is a source of exquisite wulfenites, such as these...notable mines such as the Red Cloud mine, in La Paz County. The Red Cloud is among the most famous of all...mine was in the personal collection of Dr. James Douglas, a metallurgical engineer with Phelps Dodge Corp | | | 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]•3H 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 | | | 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:...Philadelphia: Fairmount Park, Frankford, and Rit- enhouse quarry. SCOLECITE CaAl 2 Si3 Oi .3H 2 O MONOCLINIC ...cut east of Reading (probably Birdsboro), Berks County. White, Smith, 1910, 540. silky mass of radiating | | | 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...long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described | | | Book (volume) | where N(1–5) ¼ Na, Н3О+, K, Sr, REE, Y, Ba, Mn, Ca; M(1) ¼ Ca, Mn, REE, Na, Sr, Fe; M(2) ¼ Fe, Mn, Na, Zr...new mineral species different from cancrinite, (Na,Ca)7–8 (Al6Si6O24) (CO3)1–2·2H2O, by characteristic...boltwoodite, HK(UO2)(SiO4)·1.5H2O and uranophane, Ca (UO2)2(HSiO4)2·H2O, make the greatest contribution...(19, 21, 23), vuoriyarvite-K (20), karupmøllerite-Ca (24), kuzmenkoite-Mn (25, 27, 30), kuzmenkoite-Zn...octahedra DO6 (typically, D ¼ Fe2+, Mn2+, Zn, Mg or Ca); A, B and C are low-force-strength extraframework |
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Bear Creek Quarry, Drain, Douglas County, Oregon, USA