 | | Journal (article/letter/editorial) | | MINES AND MINERALS OF AUSTRIA By P H I L I P M O R R I L L East Derby, N . H., 0 3 0 4 1 ( P A R T III)...to enter is difficult to se cure. Mountain and mine can be seen to the S of the village. Siderite X... Iron Ms. Pyrrhotite; Borickite ("Foucherite"); Opal. Fohnsdorf. Lignite containing Orpiment and Realgar...16 Miles Do not scale. Uooer Austria Altaussee tsch# Lower Austria Yugoslav! VII STYR1A ROCKS AND...Sphalerite; Magnesite; Strontianite; Talc. Deutsch Feistritz, across the river from Peggau-Witherite; Pyrite |  | | Journal (article/letter/editorial) | | INDEX Names of authors are in capitals, subjects in lower case roman, and localities in italics; book reviews...429 Arsenopalladinite, from the Cau~ iron mine, Itabira District, Minas Gerais, Brazil, 455 ARSLAN,M., 750...kintoreite, a new mineral from Broken Hill, 143 AUSTRIA, deposition and transport of gold in the Veitsch... palladium minerals from the Cau8 iron mine, Itabira District, Minas Gerais, 455 BRIGATrl, M.F., 149...mineral from USA, 305 Chondrite, mineralogy of a graphite-containing fragment in the Krymka chondrite, 443 |  | | Book | | 200 known here-holds the productive Mwadui diamond mine, known for Yeryfine, rare, pink diamonds. Emerald...Garnets of East Africa 73 Rh.odolite of the Lindi District, Tanzania 76 Tsavorite Garnets 76 The Pyrope-...from the Narok District, Kenya 99 Uvite-Dravite Chrome Tourmaline 99 Chapter 8. Prase Opal from Haneti...Williamson Mine and operations. 21 Figure 2.5. A 2. 9-carat pink diamond from the Williamson Mine. 25 Figure...crystal. 77 Figure 3.12. Umba, Tanzania, corundum mine. 42 Figure 6.3. Campbell Bridges. 78 Figure 3 |  | | Book | | equivalent. There are even some minerals, such as opal, which do not have a strictly regular internal structure...times, and there is evidence of at least one flint mine dating from this period. Finely worked and polished...derives its name from the saltmining district of Hallstatt in Upper Austria, where many prehistoric finds have...alchemist of the thirteenth century, tells us that opal wrapped in bay leaf made its wearer invisible, and...or pure sentiment where minerals are concerned. Opal is still thought to bring bad luck, and similar |  | | Journal (article/letter/editorial) | | Co., where turquoise is found as thin veins in graphite schists (Carboniferous). The Erin occurrence is...a bluishwhite common opal which fluoresces green under the Mineralight. The opal occurs as small masses...of black, crystallized ferberite from the Conger Mine, near Nederland, Boulder Co., Colo. It is good to...Can anyone supply information on the occurrence? District oí Columbia—On a recent visit to Washington, the...pegmatite), muscovite (white flakes in granite), opal (small, white cacholong pebble), and the following |  | | Catalog/List | | mineral, "At were of large, prisms, of this mine have been obtained, more Note. - Galena offer...in the specimens Dundasite, bunches samples Mine, of occurs lode. beautiful white large more...originally Cornish mining ceeding by colour, Mine fractures of great the mineral often Mount ...extremely some rarely Anglesite. Embolite, back Mine. with minute of small of capping gossan the... 'holy fallen filled with the olivine it district: from or at regarded The moderate a at high |  | | Book | | are taken into solution and carried down to lower levels, hydrothermal deposits losing their sulphides...the rock called chert, made up of chalcedony, opal and finely crystallized quartz. Flint differs from...learn. Copper is mined from this large open-pit mine at Bisbee, Arizona, USA. Bisbee is one of the world’s...you are at the right place — the working face of a mine is a noisy dusty scene and tiny specimens only...allowed into a working mine. The collector will usually do best by prospecting the mine dumps or keeping |  | | Book | | 37 gold 5, 5 goslarite 59 grandidierite 85 graphite 5 greenockite I1 greenovite 81 grossularite 78...32 opal 32 leucite 76, 109, 111 libethinite 65, 65 opal, fire 32, 33 opal, precious 32, 33 opal, wood...strictly above. And while it has that mercury, opal, and should be grouped with speaking they should...in the Urals, discovered New in Zealand, Graphite, C: hexagonal system; sg 2.09-2.21; hardness ...system; sg 3.50; hardness 10. Though diamond and graphite have the same chemical composition — pure carbon | | | Book | | 37, 37 gold 5, 5 goslari te 59 grandidierite 85 graphite 5 greenockite 11 greenovite 81 grossularite 78...65 olivine 75, 75 onyx 32 opal 32 opal, fire 32, 33 opal, precious 32, 33 opal, wood 32, 33 orpiment J8...59 zippeite 62 zircon 77, 78, 78 zoisite 88 THE MINE LKINGDOM All physical bodies in Nature can be...it has traditionally been accepted that mercury, opal, and chrysocolla, among others, should be grouped...or slightly rotated Vitreous. Like glass 3 THE MINE Class I: native ·elements Chemical elernents found |  | | | | 37, 37 gold 5,5 goslarite 59 grandidierite 85 graphite 5 greenockite 11 greenovite 81 grossularite 78...106 rock crystal 28; 31 opal, fire 32, 33 tiger’s eye 31 tinzenite91 opal, precious 32, 33 libethinite...libethinite 65, 65 liebigite 53 limonite 37 opal, wood 32, 33 rutile 33, 33 orpiment 18 sagenite 33 sanidine...thenardite 55 thomsonite 117, /2/ thulite 88 onyx 32 opal 32 leucite 76, 109, 111 lithiophilite 65 ludwigite...it has traditionally been accepted that mercury, opal, and chrysocolla, among others, should be grouped |  | | Journal (issue) | | inclusions, viz. (1) chromite, magnetite, ilmenite, (2) graphite, (3) olivine, (4) diamond, (5) garnet, (6) diopside...markedly homogeneous and have a common source. Graphite-CO2-diamond perhaps maintained a critical P-T...Majhgawan ( 2 4 ° 3 8 ' N : 8 0 ° 4 ' E ) in P a n n a district, M a d h y a Pradesh, and its geology has been...intruded into the piles of orthoquartzites of the lower Vindhyan System of late Precambrian age. T h e primary...wearing out of the flaky graphite coated on the surface of diamond. Graphite is found as inclusion in |  | | Journal (issue) | | et al. was said to have originated in the Wessel mine near Hotazel by Karuman, N. Cape Province, S. Africa...the saucers, and boules and half'-boules on the lower shelf. c ~ .....,J ~ VI ~:s >< ;0 ~ ~...to distinguish round brilliant cut diamonds from lower refractive J.Gemm., 1979, XVI, 8 526 > ^ AC...the pavilion in a vertical direction while the lower refractive index stones look glassy because light...that the reflected image of H is seen through the lower girdle facet E or the pavilion main facet F in Figure |  | | Book | | haematite, cinnabar, proustite, pyrargyrite, graphite, and native elements such as arsenic and bismuth...lattices of two modifications of native carbon: (a) graphite, (b) diamond crystal systems, and thus display...modifications of pure carbon: diamond (cubic) and graphite (hexagonal). A peculiar class of false crystal...into pyrite, 13 and occasionally diamond into graphite (never the other way round). Every paramorphosis...regular and symmetrical internal structure. Precious opal is composed of large globular aggregations of amorphous | | | Book | | haematite, cinnabar, proustite, pyrargyrite, graphite, and native elements such as arsenic and bismuth...lattices of two modifications of native carbon: (a) graphite, (b) diamond crystal systems, and thus display...modifications of pure carbon: diamond (cubic) and graphite (hexagonal). A peculiar class of false crystal...into pyrite, 13 and occasionally diamond into graphite (never the other way round). Every paramorphosis...regular and symmetrical internal structure. Precious opal is composed of large globular aggregations of amorphous |  | | Book | | haematite, cinna- bar, proustite, pyrargyrite, graphite, and native elements such as arsenic and bismuth...lattices of two modifications of native carbon: (a) graphite, (b) diamond crystal systems, and thus display...modifications of pure carbon: diamond (cubic) and graphite (hexagonal). A peculiar class of false crystal...into pyrite, 13 and occasionally diamond into graphite (never the other way round). Every paramorphosis...regular and symmetrical internal structure. Precious opal is composed of large globular aggregations of amorphous |  | | Journal (article/letter/editorial) | | combining the commodity (lines) shown by numbers plus lower caps with the host rocks or structure (columns)...use . . . . . . . . . . . . . . . . . . . . . Graphite . . . . . . . . . . . . . . . . . . . . . . ....mineralogy of graphite. . . . . . . . . . . . . . . 50.2. Magmatic deposits of graphite . . . . . . ....Structure-bound graphite deposits . . . . . . . . . . . . . . . . 50.4. Sedimentary graphite deposits . ...50.5. Metamorphic graphite deposits . . . . . . . . . . . . . . . . . . 50.6. Graphite supply and use | | | Journal (article/letter/editorial) | | combining the commodity (lines) shown by numbers plus lower caps with the host rocks or structure (columns)...use . . . . . . . . . . . . . . . . . . . . . Graphite . . . . . . . . . . . . . . . . . . . . . . ....mineralogy of graphite. . . . . . . . . . . . . . . 50.2. Magmatic deposits of graphite . . . . . . ....Structure-bound graphite deposits . . . . . . . . . . . . . . . . 50.4. Sedimentary graphite deposits . ...50.5. Metamorphic graphite deposits . . . . . . . . . . . . . . . . . . 50.6. Graphite supply and use |  | | Journal (issue) | | Metaliferi Mts. 15 4. Baia Mare metallogenic district 64 5. Other sources of native gold from Romania...metal gold pans, as well as a replica of the famous mine carriage which is considered to be the oldest of...unit. For instance, in BradSăcărâmb metallogenic district, the Au:Ag ratio is relatively uniform (45% to...metallogenic criterion: province, subprovince, district, sector, field/ node (Fig. 2) . 7 Fig. 1. Example...relevant metallogenic units (node, field, sector, district) were made. For samples sourced abroad, a summary |  | | Book (edition) | | also mention mass brought from a copper-mine near the Copper-mine River by Mr. Hearne and presented to the...branches from mossy growths the Lake Superior district, of which the largest (presented by thin plate...from Barr Head, Renfrew ; is to be seen in the lower part of the case. found native in a large variety...Cornwall and native foil from Sultepec : — ic. ; ; mine, Mexico all in case Ic a nugget, weighing thirty-seven...oz. of finely divided gold, will be seen in the lower part of case 2. The by rare association of visible |  | | Book (edition) | | long branches from Case lb. the Lake Superior district, of which the largest (presented by Professor...Vincent, Cornwall; and native foil from Sultepec mine, Mexico; all in case 1c : a nugget, weighing thirty-seven...oz. of finely divided gold, will be seen in the lower part of case 2. The rare association of visible...most interesting gold nuggets are shown in the lower part of the case. Iron, Lead and Tin are of very...amalgam is found almost wholly in the Landsberg mine in the canton of Ober-Moschel, Rhenish Bavaria; |  | | Journal (issue) | | Ch'unch'on). Annual production of the nephrite mine (the Daeil Mine) is reported to be approximately 80 000-90...map of nephrite mine area, Chuncheon, Korea. Occurrences The geology of the nephrite mine area consists...1995,24, 8 549 Fig. 3. Mine workers remove nephrite ore at the Daeil Mine, Chuncheon, Korea. The nephrite...Acknowledgements I thank the Daeil Mine for allowing access to the mine. Thanks are also due to S.E. Lee...1935b). Kabaing (Khabine), at Kin, is located a mine famous for star sapphires (see Figure 1). The sapphires |  | | Book | | utilization of known materials (e.g., chemically pure graphite applied as a moderator of fast neutrons in atomic...partial ablation of the surface causes cooling of the lower layers, which thus acquire a more resistant structure...(diorites to quartz diorites) which predominate in the lower layer of the continental crust, produces melts that...industrial minerals of magmatic origin (diamond, graphite, corundum, forsterite, apatite, eruptive rocks)...consolidation. The early magmatic deposits of diamonds and graphite have a common origin from carbon or carbonaceous |  | | Book | | Such metals as Cu, Ag and Zn often pass from a lower oxidation zone to a deeper cementation zone where...extent, important deposits of iron, manganese and graphite are formed. In metamorphic rocks veins, of what...is harder and the test may proceed to the next lower grade. Not much force on the scratching point is...differences are found in polymorp hic minerals, such as graphite and diamond, t he size of their atoms and ions...aggregates or weathered minerals have usually a lower hardness than the single or unaltered crystals of |  | | Journal (article/letter/editorial) | | hornfels chill-zone is evident at both the upper and lower contact of the sill with the sedimentary rocks.... nacrite, natrolite, nenadkevichite, nepheline, opal, pectolite, pyrite, pyrrhotite, rhabdophane, rhodochrosite...Press. ON THE NATURAL OCCURRENCE OF SPHERICAL GRAPHITE. J. A. Janczuk, Department of Physics and the...49931. One usually imagines fine specimens of graphite as having well-formed hexagonal crystals, either...prized because the ease with which crystals of graphite can be deformed more often yields damaged specimens | | | Book | | illustrated Encyclopedi of the World’s Rocks and Mine re L A R E N MI OF THE WORLD Rudolf Duda and...Such metals as Cu, Ag and Zn often pass from a lower oxidation zone to a deeper cementation zone where...extent, important deposits of iron, manganese and graphite are formed. In metamorphic rocks veins, of what...is harder and the test may proceed to the next lower grade. Not much force on the scratching point is...differences are found in polymorphic minerals, such as graphite and diamond, the size of their atoms and ions |
|
