 | | Journal (issue) | | of Emerald Mining in the Habachtal Deposit of Austria, Part II Karl Schmetzer The finale of a two-part...of articles on all aspects of the field. Please see the Author Guidelines at gia.edu/gemsgemology or...Karl Schmetzer traces the history of the Habachtal mine during the era between World Wars I and II, using...workings were called the Königskrone (“Kings Crown”) mine. The finest topaz crystals were extracted during...items of enormous cultural and historical value are See end of article for About the Authors and Acknowledgments |  | | Journal (article/letter/editorial) | | MINES AND MINERALS OF AUSTRIA By P H I L I P M O R R I L L EastDerry, N. H. 03041 This data was accumulated...These operations are on leased land and trips to Austria. While it may be the most not open to the general...two or more until a more rounded text results. Austria is defined here as what is localities. presently...mineral museums of torically, within recent times, Austria in which the best is the Natural History cluded...Nature Geologically, it has a beautiful sim in Salzburg has a fine collection which is plicity. There |  | | Report (issue) | | of chromite, titaniferous iron ore, rutile, talc, asbestos, magnesite, sodium-rich feldspar, corundum...Marriottsville districts _-_____-___.___.____ Hollofield district ....._..._....-_-._..-._-.-_-.__._.._...... 709...709 710 711 712 713 714 714 714 714 Bare Hills district....._-____--._-_-_--_---.._.__-_..._._.. Woodensburg-Cardiff...ettsville-Dublin district..__-_---_-_-__--_-__--_---_-________ State Line district.-.----.._-_-_----...----_----West Chester district...-_._.. --__- .. .._.__ Philadelphia district....._._.-_.-.--. ___________ |  | | Journal (article/letter/editorial) | | amphibole; massive, prismatic, finely acicular and asbestos. Representatives of each of these types have been...well as the tendency in nephrites, byssolites and asbestos towards a lath-like (parallel to z) morphology...subjected to moderate grinding, the comminution of asbestos fibres proceeds more by separation of fibrils...however, shorten lengths of even the least brittle asbestos. Transmission electron microscopy revealed extensive... Fine multiple (100) twinning was observed in asbestos but not in other varieties. Although chain-width |  | | Book | | exposed extensive sand and gravel banks. You will see inconspicuous boulders lying about, most of them...pale, reddish spots. Break it open, and you will see a tangled mass of fine, blackishgreen needles with...times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...instance, in various parts of the Austrian Tirol and Salzburg. Much tin ore came from Britain so that brisk...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have |  | | Report (issue) | | Vaalite Villiersite Wesselite Grunerite asbestos Hornblende asbestos Kapillarite Prieskaite Pseudo-crocidolite...Ti-enstatite Ti-Mg chromite V-Ti-magnetite Proto-am phi bole Proto-grunerite . Proto-riebeckite Hogbomite-18R...California, U.S.A. (Switzer and Bailey, 1953); Mihara mine, Okayama Prefecture and at Fuka, Okayama Prefecture...Dutoitspan kimberlite pipe, Farm Dorst Fontein K 77, Kimberley district, Northern Cape Province (Parry...mineralised pocket in the Wessels mine, Farm Wessels 227, Hotazel district, Northern Cape Province (Von Bezing |  | | Journal (article/letter/editorial) | | MINES AND MINERALS OF AUSTRIA By P H I L I P M O R R I L L East Derry, N . H . 0 3 0 4 1 IV S A L Z...Z B U R G (Land Salzburg) (Part II) T h i s refers to the Province of Salzburg X l s ( C l e a r )...Epidote X l s : Calcite which contains the city of Salzburg. Many people are familiar with this city but not...not X l s ; Tremolite; Muscovite; Asbestos; A c tinolite in asbestiform; Tourmaline with the province...e old emerald Venediger and Hohe Tauern form the Mine is about 7 M i from Habach. T h e trail leaves the |  | | Journal (article/letter/editorial) | | nominated for this issue’s Connoisseur’s Choice (see fig.). Prehnite is best known in shades of green...Counties, respectively, and at the Cornwall iron mine, Lebanon County, Pennsylvania. It has been found...crystals to 1 cm are reported from the Gouverneur Talc Company No. 4 quarry, Lewis County, New York. Prehnite...small crystals in the Cole shaft of the Bisbee district, Arizona; as somewhat corroded crystals to 3.5...an albitite dike west of Gold Bridge, Lillooct district, British Columbia. Prehnite is reported from many |  | | Journal (article/letter/editorial) | | loganite, a mixture of diopside with actinolite and talc; malacolite; mussite (a fibrous variety of diopside);...carats, from Baicheng. Diopside from the Handan iron mine, Wu’an County, Handan Prefecture, Hebei Province...An unusual locality in the collection is the Posu mine, Changbak, Hangyong, North Korea. The lone specimen...pale green crystals to 1.5 cm come from the Horado mine, Gifu Prefecture. These are bladelike crystals with...diopside also occur at the Kamaishi mine, Iwate Prefecture, and the Yaguki mine, Fukushima Prefecture. Specimens |  | | Book | | ISBN: 0-947671-28-5 ISSN: 0957-4433 Contents Asbestos 1 Barite Mica Nepheline syenite 10 Bauxite... Sodium sulfate 122 = 130 Iodine 138 Sulfur Talc 260 265 274 Vermiculite 145 Magnesite & magnesia...also for specialized materials like diatomite, asbestos, and graphite. Certain then discuss the major...major producing districts, or a representative district if there are many. We name the chief mining companies...supply must come not merely from one district but from a single mine. Thus the physical properties of many |  | | Report (issue) | | A brief outline of the geology of Botswana 3. Asbestos 4. Barytes 5. Clays: 5. l Brickearths and brickclays...1 Aggregate 22.2 Building Stone 23. Sulphur 24. Talc, Pyrophyllite and Soapstone 25. Vermiculite 26.... 30 31 34 34 35 36 TABLES 1. Asbestos production at Moshaneng Mine 1950-1966 2. Analyses of Botswana...ofMoshaneng and Mabelane tales 22. Export of trial talc samples, Mabelane .. 12 14 19 23 23 24 26 27...Cobbing Floors, Moshaneng Asbestos Mine II Old Main Shaft, Moshaneng Asbestos Mine .. III Brickearth Deposit |  | | Journal (article/letter/editorial) | | extending from Belgium, in the West, through the Ruhr District, Germany, to the Upper Silesian Coal Basin, Poland...amorphous hydrous silicates of Al, Fe, Mg, Ni, Cr…(see following section 4). They are major components of...layer-type (e.g. serpentine), 2:1 layer-type (e.g. talc), 2:1:1 (2:2) layertype (e.g. chlorite) and 2:1...deposits: (1) Serpentine-kaolinite/kandite group, (2) Talc- pyrophyllite group, (3) smectite group, (4) mica...al., 2011). Only the fibrous chrysotile (“white asbestos”) has been of economic interest until it has been |  | | | | surrounded ce ne white calcite, from!iheBluebell Mine; Riondel, Digitized by the Internet Archive...titanite, zircon, amphibole, pyroxene, chlorite, talc, clay, chrysotile, chrysocolla, quartz, lazurite...parallel to each other but are not related by symmetry (see Twinned) Prismatic: three or more faces whose intersections...collector to identify more difficult mineral species. (See the chart on p. 9 for crystal forms.) Physical Properties...hardness (with | being the softest) is as follows: | talc, 2 gypsum, 3 calcite, 4 fluorite, 5 apatite, 6 feldspar |  | | Book | | ring (see page 69) Page 2: Cerussite “Light of the Desert” (see page 117) Page 3: Malachite (see page...page 120) Page 6: Mimetite (see page 139) Page 248: Quartz (amethyst variety), Erongo Mountains, Namibia...Canada * 10.5 x 10.5 x 65 cm Page 256: Labradorite (see page 171) I would like to dedicate this book to...A CHANGING PLANET 11 Vanadinite, San Carlos district, Chihuahua, Mexico * 8 x 4 x 2 cm Mineral Species...named for their angular cavities — with calcite (see photo opposite). Crystal linings that survive being |  | | Journal (article/letter/editorial) | | omitted from locality information. Where lot and district numbers are given, it is necessary to use topographic...the photographs. Baldwin County Milledgeville district—between the State Sanitarium and the Oconee River:...property—near Commerce: ferrocolumbite (Cook, 1978). Lula district—Standridge property, about 7.0 km east of Lula:...vermiculite (Furcron, 1960c). Maysville area—T. J . Carr farm (1899), 1.6 km from Maysville: epidote (Cook, 1978)...Calgary] at 09:55 07 August 2017 Barrow County Arnold mine—1.6 km northeast of Statham, near the head quarters |  | | Report (issue) | | several lists covering various sections of the district which have been published from time to time in...lists, and the names of many others, new to the district, and discovered in recent years, have been added...technical matters relating to tho mineralogy of the district from the following: S. G. Gordon, A. C. Hawkins..................... Magnetite, Tilly Foster Iron Mine, Brewster, N. Y............................................................ Calcite coated with Asbestos, Borough of the Bronx, New York City ... 31 32 |  | | Book | | mineral, e.g. quartz, may vary not only in colour (see plates) but also in crystal form, e.g. the many crystal...examples for the hardness tests is as follows: 1. talc 6. orthoclase felspar 2. gypsum 7. quartz 3. calcite...inspection — running along the crystallographic planes. (See drawing) Cleavage (left to right): galena, fluorite...sound when hit with a hammer. Soft minerals like talc or graphite split into powder under a hammer blow...is often found in fibrous aggregates, such as asbestos. Some minerals composed of fine layers have a |  | | Journal (issue) | | are serpen tine (probably after pyroxene), mica, talc, graphite, and a little feldspar. Imbedded in these...two excavations. These proved to be the ‘‘hidden asbestos and silver mines” of which so much had been said...a large terrane bearing the following: minerals: talc, somewhat fibrous; serpentine; a feldspar; common...substance undetermined; and considerable dark green asbestos of good quality. None of these minerals are shown...quantities, at present, but the indications for asbestos are good, and possibly in large quanti ties. In |  | | Report (issue) | | ........................................... 142 Talc ..................................................manganese occurrences of the Cartersville Mining District. Modern research has shown that psilomelane ores...iron and manganese in the Cartersville Mining District during the 1880's and 1890's, and the development...crystals of Graves Mountain, gold crystals of the loud Mine, and amethyst crystals of Rabun, Towns, Wilkes,...the literature, by land lot number, section, and district. More recently described locations generally are | | | Book | | mineral, e.g. quartz, may vary not only in colour (see plates) but also in crystal form, e.g. the many crystal...hardness tests is as 6. orthoclase felspar follows: 1. talc 2. gypsum 7. quartz 8. topaz 3. calcite 4. fluorite...inspection — running along the crystallographic planes. (See drawing) i-l Cleavage (left to right): galena, fluorite...sound when hit with a hammer. Soft minerals like talc or graphite split into powder under a hammer blow...is often found in fibrous aggregates, such as asbestos. Some minerals composed of fine layers have a |  | | Report (issue) | | Geologist BuLLETIN No. 29 A REPORT ON THE ASBESTOS, TALC AND SOAPSTONE DEPOSITS OF GEORGIA BY OLIVER...Assistant State Geologist of this Survey, on the Asbestos, Talc and Soapstone Deposits of Georgia, to be published...commercial value of the Georgia deposits of asbestos, talc and soapstone, minerals which have attracted...him that l am indebted for the following: a list of the localities at which asbestos, talc. and soapstone...discussion, I am indebted to two reports more than to any others, namely: "Chrysotile Asbestos, Its Occurrence |  | | Report (issue) | | tts of Public Worka THE TALG. SOAPSTONE AND ASBESTOS DEPOSITS OF MASSACHUSETTS by E. Chute Prepared...k Talc and soapatona mines, prospects, and quarries^ ......... ...... ....... & Foliated Talc Cesapany...Appraisal^ ..^.^.... ........ , Massachusetts Talc Coapany stine^ $*pl°gy..........;.,;,.....,......soapato&e deposit near the Hassachuaetta Talc Ccapany mine. a ^ . B4 a ......... ........ ..... ........... 1^ i COKTENtS (Continued) Talc and soapstone mine a, prospects, and quarries (Continued) |  | | Report (issue) | | CHROMIUM ORE {b) FOREIGN COUNTRIES: Europe : Austria ; Germany ; Greece ; Eastern Hungary; Norway; Portugal;... lb.) N ote.-For so,m e additional information see table on page 5. , about a great change in the market...TONS (2,240 N ote.-For some additional information see table on page 5. 2 lb.) 8 CHROMIUM ORE of Mining... A road leads to within half a mile of the mine. The mine is situated on the slopes of a hill called...Alluvial chromite has been found in the Bambarabotuwa district and in several other districts of Ceylon, but |  | | Catalog/List | | Crow Hill Mine, Cornwall Kildonan Burn Sicilv Elba Glen Strathfarrat Scotland Zambia Austria Ecton Hill...The Knipe, S.Scotland Ow A2 Price £1 Coldberrv Mine Corsica A2 A2 £2 sop Nevada, USA Unknown The...Rocks Cornwall Hinqston Down, Cornwall Smallcleugh Mine, Nenthead A2 A2 A2 A2 A2 A2 A2 A2 A2 A2 A2 £1...Quebec (Cook) Herodsfoot Cornwall Bournonite Bedford Mine Devon Arsenoovrite Colorado USA Enaraite Minas Gerais...Cornwall Tennantite Parvs Copper Mine, Anqlesey Sphalerite Louisa Mine, Glendinninq, Dumfrieshire Stibnite |  | | Journal (issue) | | irregularly shaped masses of gold in quartz from Loves Farm near Culpeper C. H. is also in the collections of...Dinwiddie County.-Two specimens from the Whitehall Mine with gold, tetrn dymite, limonite, and quartz are...as having been taken from a placer (Spotsylvania Mine) neat· Whitehall (very possibly this is a mixed...Institution. Possibly this should refer to the Whitehall Mine in Spotsylvania County. Madison, Culpeper, and Orange...from the Rapidan River (e.g., one from Hempstead Farm) is in the collections of the Smithsonian Insti |
|
