 | | Report (volume) |
| rich in nodular oxide of mangan- On ese, or pyrolusite, capable of being easily mined by open workings...road from Ranib^gh to along the north bank of the Gola river, are first Tdl,asit winds seen evidences...section from Bhim Tal to the Gola river. is is found in Gola laid bare These rocks are Tertiary...point to which I would direct attention is in the Gola river bed, east of the flat cultivated village...of the junction of the Bhim Tal stream with the Gola river. The first of the igneous rocks north about |
 | | Journal (issue) |
| environment typical of the ancient Karelian Mountain zone of Fennoscandia in e:1stern Finland. The copper...Practically every crystal noted was surrounded by a thin zone of brownish stained feldspar which immediately identifies...allanite as if the mineral had been de-· posited in the zone of fracture. Arsenopyrite: Bordering the pegmacite...dense psilomelane with varying amounts ght of pyrolusite. Total output from the dis1ese trict has been...quartz and country rock with psilomelane was and pyrolusite, which was hand-picked were to produce marketable |
 | | Report (issue) |
| Moi ________________________________ _ Garat al Gola' ( Gara Gattar) _____________ _ Gargaf arch __....semidescrt, and a desert zone that contains several fertile oases. The Mediterranean zone has an annual rainfall...about 100 kilometers. The beds are exposed in a zone 2 to 3 kilometers wide and probably persist some...which is chiefly grazing ]and; and (3) a desert zone containing several fertile oases. Libya was the...Gulf of Bomba and the Egyptian border. The coastal zone of this plateau is about 30 km wide and is marked |
 | | Book |
| result of the weathering of the upper oxidation zone, sulphur compounds (eg pyrite, chalcopyrite, galena...often pass from a lower oxidation zone to a deeper cementation zone where, after their reaction with primary...grain 10 limonite, siderite, psilomelane and pyrolusite have originated. Living organisms also take an...of an earthy character, such as kaolinite and pyrolusite. Lustre is observed in daylight on even, unweathered...1. Covellite - granular aggregate from oxidation zone of ore veins (width of field 40 mm); Zeleznik (Czechoslovakia) |
| | Book |
| result of the weathering of the upper oxidation zone, sulphur compounds (eg pyrite, chalcopyrite, galena...often pass from a lower oxidation zone to a deeper cementation zone where, after their reaction with primary...grain 10 limonite, siderite, psilomelane and pyrolusite have originated. Living organisms also take an...of an earthy character, such as kaolinite and pyrolusite. Lustre is observed in daylight on even, unweathered...1. Covellite — granular aggregate from oxidation zone of ore veins (width of field 40 mm); Zeleznik (Czechoslovakia) |
 | | Journal (issue) |
| that the color is restricted to the near-surface zone (Cattelle, 1911). Two years ago at auction the record...Governor General of Minas Gerais, together with gola) was given to clandestine miners and smugglers....and crystal aggregates were also observed. A small zone of sandstone 3 to 5 meters long, with abundant open...approximately one-third of the pelecypod molds. This zone, which The Mineraiogical Record, volume 20, September-October...at the Leveaniemi iron mine in northern S edn.The zone now appears to be exhausted, but many w fine specimens |
 | | Journal (issue) |
| quantities of goethite, manganese oxides (probably pyrolusite), chalcopyrite, sphalerite, and marcasite are...metals, usually observed in weathering profiles as a zone of reduction (e.g., supergene enrichment in ore...bedrock beneath the ponds at or near the phreatic zone. It is therefore concluded that metal mobil- ity...evidence of the accumulation of leached cations in a zone of enrichment, and (3) element distribution through...(Maynard 1983). Iron may remain in the oxidizing zone, forming minerals such as goethite and hematite |
 | | Book |
| Geology of India. Part 3 (out of print).-Tertiary zone and uilderlying rocks in North-West Punjab. Fossil...India. Part 2 (out of print).-Mohpani coal-field. Pyrolusite with Psilomelane a t Gosalpur, Jabalpnr district...twinning of felspar. A. L. C., R, LXV, 163. Abu Alaik, Iraq (2 B/14; 34" 31' 3 0 : 44" 50f), sulphur spring...4, 114 (fig.), 160 (Pl. xiii). Ain Laileh pass, Iraq (2 B/16 ; 34" 20' : 44" 497, anticline, Kurd series...Sirvnur (53 P/5 ; 30" 46' : 77" 28' 3 0 ) , garnet zone, Chor Mt. G . E. P., M. LIII, 71. Champur, Burdwnn |
 | | Journal (issue) |
| 22 AUSTRALIANCOLD GEM & TREASURE to Australian Gola Gem Er Treasure SAVE UP TO 25% OFF THE REGULAR PRICE... some of which exhibits dendrite patterns of pyrolusite, a manganese oxide. Good specimens of feldspar...intergrowth has a graphic texture and is stained with pyrolusite dendrites. Cassiterite has been reported to occur |
 | | Report (issue) |
| porphyritic Phyolite Thin section of t a c t l t e zone Thln seetian of Lactite sone Thin section of t...c t i t e v e i n Thin aection of t a c t i t e zone North end of open c u t a t Apache mlne Thin section...chieS distinction betneen t h i s latite bordep zone end the l a t i t e llons lies i n the f a c t t...aoned plagioclaae ana b l o t l t e In the border zone. The 53 f'ir6t developsent auggests that there...i o t i W is t o be expsroted i n t h e border zone einoe its formation $6 plro- moted by the presence |
 | | Book |
| a decrease in the temperature of the new surface zone of the heap, indicating lower rates of pyrite oxidation...ores overlain by complex uranium minerals in the zone of weathering. The open cut rotary percussion end...ROCK TYPES Lateritic Zone Pegmatite Weathered Footwall Shear Zone Zone Upper Mine Sequence: schist...N.T. August 1984 Surface L.J. core, a filter zone of graded rock, and a bulk rockfill cover. Material... 1B and 1C for the clay core, 2B for the filter zone and 3A and 3B for the bulk rockfill cover. Figure |
 | | Book |
| northern ranges of the Himalayas forming the Tibetan zone, from Hazara and Kashmir to Assam. Their fossils...a conspicuous horizon, especially in the Tibetan zone of the Himalayas. They show a full development in... 8 MINERALS OF INDIA and along the Tibetan zone of Kashmir, Nepal and Assam. The end of the Cretaceous...Large patches of limestone occur scattered over a zone extending from Ramgarh in Hazaribagh district to...those at Daltongunj in Palamau district and around Gola and Sondimra in Hazaribagh district are among the |
 | | Journal (issue) |
| the industries between countries of the temperate zone? (I) Taking a historical starting point, it is worth...COCOA-PROCESSING INDUSTRIES 233 the temperate zone where the factory equipment is produced and the...cocoa-processing industries among countries of the temperate zone, it seems clear that the original location of these...has so far only extracted gold from the oxidised zone. The ore-bodies are a branching series of lenticular...probable that pockets of pyrolusite are also present. A small deposit of pyrolusite was discovered some 30 |
 | | Other Paper |
| corridor of Son – Narmada rift zone; (10) Structural corridor of Tapti Lineament Zone; (11) Mahanadi Gondwana...Field (RKF).Three N-S zones, viz. (i) the eastern zone of alkaline syenites / alkali granites (1600–1400...DC to the eastern margin of CB, (ii) the middle zone of lamproites (~1350 Ma) covering Nallamalai Fold...and northern margin of CB, and (iii) the western zone of kimberlites (~1100 Ma) covering PGC to the west...80°23'- 80°30'; Toposheet no. 63 D/5 Extent: Gravel zone extends from Ramkheria (24°49': 80°27') in the east |
 | | Report (volume) |
| In 1875-76 the examination of the outer tertiary zone and adjoining rocks was cairied up to the Jhelum...dcjpression along the same mountain structure—the zone—is also a character of the more central Himalaj’an...Lydekker, although adjoining the groat fringing zone of tertiary rocks, is strictly on the prolongation...engaged for several seasons past upon the coastal zone of (londwana deposits, in continuation of his previous...to the north boundary of the basin and wdthin the zone of special dis¬ turbance. Two other trials of this |
 | | Report (issue) |
| of 13½ ft) resting on Keuper Marl. The ubiquitous zone of anhydrite-free marl occurred at the top and below...were designed to study the depth of the weathered zone of the chalk, its detailed structure and stratigraphy...July by tl1e Director-General of the newly-formed Iraq Geological Survey who had called at Overseas Geological...in May . . Symposium on Wate1� in the Unsaturated Zone at Wageningen, ., Netherlands, organized by UNESCO...British Solomon Islands Protectorate, India, Iran, Iraq, Kenya, Pakistan, Philippines, Surinam and Swaziland |
 | | Book |
| peat deposit. 1. Zone of Chara and floating aquatics. 2. Zone of Potamogetons. 3. Zone of water lilies...conifers and shrubs. 6. Shrub and Sphagnum zone. 7. Zone of Tamarack and Spruce. 8. Marginal fosse. (After...Queensland New South Wales io i 1? Gh? [ololoro iraq Mesopotamia Egypt & Siniatic Peninsula I+ Git...tale and magnesite between the granite and asbestos zone. A remarkable occurrence is that of the Barberton...rocks adjacent to intrusive ones, that is, in the zone of contact metamorphism; and its source in such |
 | Gaines, Richard V., Skinner, H. Catherine W., Foord, Eugene E., Mason, Brian, Rosenzweig, Abraham, King, Vandall T. (1997) Dana's New Mineralogy (8th ed.) Wiley-Interscience. p.1872 | Book (edition) |
| non-crystallographic symmetry. 4) Miller Indices and Zone Symbols (KH, Ch. 2) The Miller indices of a crystallographic...function of the first two such that i= -—(h+k).) Zone symbols, enclosed in square brackets, [uvw], are...The intergrowth generally occurs along a layer or zone of atoms that are common to the two orientations...Twinning commonly involves a 180° rotation about a zone axis or facenormal having no even-order symmetry...Miller(—Bravais) index of the twin plane or the zone symbol of the twin axis is stated, as is the frequency |
 | | Book (edition) |
| confined to one special bed, but it is limited to a zone thirty to ninety feet wide, anywhere within which...concentrated lower down in the vein, producing a zone of secondary ore about 200 feet deep which contains...south-west, and all of them are included within a zone two hundred yards in width. They are sometimes filled...is impregnated with tin-stone, the width of the zone so altered varying from a few inches to some yards...veins and by belts of impregnation. A very regular zone surrounds the granitic stockwork of Zinnwald, as |
 | | Report (issue) |
| —Manganese wad have been found ores in the form of pyrolusite, psilome- in several parts of the Islands ;...interesting to note that just adjoining the telluride zone, which is of very limited dimensions, a ^-foot...deposition took place along the weak ore deposition. zone of the contact and in the fractures adjacent to...town of Mambulao. The ore body is in a brecciated zone between andesite (porphyry) and impure sandstone...innumerable veinlets cutting the slate. alized zone in places reaches a width of 35 feet, this ore |
 | | Book |
| Gutzmer, ].997). In May-June 1996 a brecciated fault zone in the mine yielded thousands of specimens (the...locality by Pekov and Lykova, 2014). The oxidized zone at the top of the polymetallic orebody shows intense...(www.irocks.com, 2006). In August 2012, a pocket zone in the N'Chwaning III mine gave up about 100 thumbnail...During the 1970s, at the 175 level in the north zone of the Niccioleta mine, good specimens of jamesonite...which is abundant in the upper part of the oxidation zone of the deposit and is found also in small cavities |
 | | Book (edition) |
| comhydrogen and are seem to make up the outer zone of bulk. In comparison to these giant planets, the... solid practically solution page 139). km: zone Pyroxene breaks down 900 to 2900 km: a homogeneous...with groutite (diaspore series) B-MnO», or pyrolusite as secondary after manganite -MnOz, tetragonal...Anhydrite is interIt appears first intermittently in zone 6, and thenceforth con- to crystallize through...Profile 8. Zone of bischofite Removed in solution Ws Houelo carmel ite Zone of carnallite Zone of sylvite-kieserite |
 | | Book |
| Sutton, Brome county, Q.—Coll., J. Richardson. Pyrolusite.—Markhaiville, King’s county, N.B. (1364.) ae...of Madoc, Hastings county, O.—Coll., T. Mac- Pyrolusite.—Teny — a ‘farlane, 1865. — Post Tertiary,...Ni T. Mozeley.—Carboniferous, G 1. (5038.) | Pyrolusite. wing-case aputen N.S.—Coll., C. W. Willimott...orthoclase felspar, bounded in every case by a narrow zone of plagioclase (7) Loc.—Little Peribonka River,...~I~NI-] 09 Cie — ao=]co iw)for) et Rtforkork=r) GOLa) 209 = for)(Sy)for) ~I bowm et botlorKork@r) |
 | | Book (edition) |
| Use Cure 3 Cae Facns oF SYMBOLS . ZONE-SYMBOL . THE ZONE-LAW . RELATIONS ool ll il Nee ee HH WON...OTA BETWEEN ‘ THE arta 3 OF Hesom ivgeya IN A ZONE ix Z Xe MINERALOGY PAGE 21. CALCULATION OF...any three faces of a crystal which are not in one zone ;+ and let the lengths a, b, ¢, of the axes, as...they met, intersect in parallel edges, is called a “zone” of faces; the line to which they are parallel (which...through the intersection of the axes) is called the “ zone-axis.” _ 4ones are of great importance in the study |
 | | Report (volume) |
| ‘formed by sn- upward creep along a very limited zone. Tt seema to me that in a very heteroge-. neous...The metalliferous deposits occur in the contact zone of these intrusive rocks. I cannot close this notice...The metalliferous deposits occur in the contact zone of these intrusive rocks. I cannot close this notice...accordingly have been coloured so in the map. Whether the zone is quite rightly fixed may be open to doubt, but...occurring there also, on either side of the trap zone is, however, undoubtedly the carboniferous Orig |
