 | | Journal (issue) |
| first deposit to be seriously exploited in the region. of native gold. Most of these specimens were...the Barberton goldfields were discovered. This region is located in the Transvaal Lowveld (i.e., lower...many finds were made: William Pigg found the Pigg's Peak reef in March 1884; in May 1884, Graham Barber...Langlaagte farm was not an isolated event in that region. The dates of these various gold finds are shown...which is considered to be the source of gold in the region. Komatiites, which are magnesiun1-rich ultramafic |
 | | Report (Issue volume) |
| and concentration -studies on low-grade pyrite-pyrrhotite ores from the Malingunde deposits in Malawi....additional light on the occurrence of diamonds in this region. Gold, native copper, chalcopyrite, molybdenite...'Gaylussite-bearing clays from the Lake Amboseli region of Kenya' ; November, 1 965. No. 2 1 3 : 'Samples...rougl1 tracks and wadi beds. The economy of the region was originally based upon pearling, fishing, goat...Geology The first clear outline of the geology of the region as a whole was given by Lees ( 1 928) ; detailed |
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| 1 , Le gisement de molybdenite d'Azegour et la region des Guidmioua (Atlas de Marrakech, Maroc): Libr...only the schists and the calcareous beds of the region are considered, the beds can be connected by a...martite and as specularite. Chalcopyrite and pyrrhotite are rare, and the minor gangue minerals are apatite...gradually thins to the south, and beyond Selukwe Peak it is no more than small talc-carbonate bodies that...and tight folding took place, (5) in the Selukwe Peak mine as many as four main slices have been identified |
 | | Journal (volume) |
| of Missouri Lead-Zinc Ores (md)"" Flotation of Pyrrhotite W. H.Coghill (m.d)"::. Flotation of Silver Ores...of Snldanha Bay Phosphorus, Wennian's Patent Pigg's Peak Development Pigments, The Iron Platinum Dredging...Norlhtrn Nigeiia (B*uchil JacK Mines; ShebaGold: Pigg's Peak Development Simmer ft Gold; Proprietary Mines...The case of the huge nickel and copper deSudbury region affords a striking example, on the one hand, of...platiniferous nickel-copper deposits of the Insizwa region, often dubbed the Sudbury of South Africa, may |
 | | Report (issue) |
| the period of highest production in the latter region was 1892-1894, when the average annual yield was...blende is by far the mo,s t abundant, but pyrite, pyrrhotite, chalcopyrite, and rursenopyrite also occur in...proportion of the Welsh gold-yield. Other mines in the region have yielded small quanti~ies of gold, and the...ion a.n d cyanidatjon. The Um Garaiart auriferous region is composed of schists and slait es broken by belts...natives for centuries, but the best deposits of this region lie on the Abyssinian side of the frontier. No |
 | | Journal (issue) |
| latter occurring particul~rly in the Toco-Matelot region. The occurrence of igneous rock at Sans Souci was...'wildflysch' sedimentation (Kugler, r 953) existed in the region of the Northern Range uplift earlier than they...Formation. On the northern margin of the Caribbean region Upper Jurassic THE GEOLOGY OF THE TOCO DISTRICT...contains disseminated pyrite, chalcopyrite and pyrrhotite, and shows an increase in potash felspar as the...general industrial development of the surrounding region and its easy access to world markets. THE RELATIVE |
 | | Journal (volume) |
| Photolyse 162, 319 Pickstone Mine 162 Pigg's Peak 232 Report Pigg's Peak 148 Placer Gold, Dry-Concentration...on the subject. province of Nassarawa, a wild region and difficult of access. The natives objected...are favoured with sketches from a distant mining region; therefore we have ducing more pleasure the...£b\\, with the mining practice of that great gold region existence of any such by-laws as are mentioned...prospectus of the Sissert of copper mines in the Ural region. mine must be added the at publication, " for |
 | | Book |
| background Orizaba, a snow clad to be a pest-hole. peak 17.800 feet high, stood out in clear relief. Above...and hill scenery out of the latter rose a high peak near the summit of which was a small patch of white...Orizaba is interesting not only for its snow-clad peak standing over 17,200 feet high, but also as being...Puebla, obtaining Seven of Orizaba, Mexico's highest peak. miles from this ctiy is that of Cholula, where...twenty-eight miles intervening between here and the Pigg's Peak mines, which were our objective. On the trail |
 | | Journal (volume) |
| 187 Falcon Pickering, J. C 365 Report .... 464 Pigg's Peak (c.l.) .... 70 Pit Props, Reinhard's *354 W....publication, letter, regard in num San Juan region of Colombia, in the watershed, should prove successful...of political disorder disorganization. mineral region on the country is itself, have ceased to...Alaskan prosp>ectors is now on the ground. This region is not far from the profacilities the perties...gold by amalgamation, continues in In the Pataz region, inside from operation. Chimbote, the options on |
 | | Journal (volume) |
| Closed Modern Steel Analysis... Pickard, J. A , Pigg's Peak Development Platinum 203 (c.l.)... (c.l...the Altai THE MINING MAGAZINE 8 he knows the region well, and has already aided the corporation in...the descent of the surface drainage in an arid region characterized by extremes of temperature. 1—3...yet to be done in Northern Queensland before that region reaches the pinnacle promised some time ago by...strike at the copper mines of the Lake Superior region that lasted for over half a year. Here again the |
 | | Journal (volume) |
| Engineering Analysis of a Mining Share Report 124 Pigg's Peak Development 184 Pilbara Copper Fields Company...Stephen may have merely signified that in this region the Crown would not press its claims to the ownership...Works Department. The youngest rocks of the Udi region are loose detriThese octal sediments consisting...In the case of a highly complicated and obscure region, the first observer may, through lack of time or...difference in weight between empty and full is in the region of 100 to 150 tons on single-bank boxes and 200 |
 | | Journal (volume) |
| geology and hence petroleum potentialities of the region as a whole. Were this sunken area to be raised...uplift of that The central part of the basin itself region. (Caribbean Sea) w^ould be found to present the...in Central America and the West Indian Islands a region fundamentally distinct from those two continents...careful study of the geographical evolution of the region as a whole. These unsuitable areas include practically...of South America (being tectonically part of the region under discussion) are included, Trinidad and the |
 | | Journal (volume) |
| influence Mr. McCarthy's accountof his stay at Pigg's Peak, Swaziland, is of special interest because it...incidents during his ing by train. residence at Pigg's Peak that raise a laugh, though it was no laughing...Australian Geological Survey on the geology of the region south of Kalgoorlie. On the discovery of the deposit...ordinary quarrying methods. The topography of the region where it is found being that of a plateau, the...reason of the small development of industry in the region of Tourane. The mine provides work for a hundred |
 | | Journal (volume) |
| Measures Puddling, History of Pumps, Centrifugal Pyrrhotite Ores, Concentrating Report 319 , 40, 101...feel free to withdraw. As regards the Caucasus region, the Turks have not fully retired, so it is too...extensively at Kanowna, the old white clays of this region being found to carry appreciable quantities of...Governor Eyre during his great journey through this region in the reverse direction. Profiting by Eyre's map...of natural zirconium oxide in Brazil. The Caldas region, by the writer, in which these zirconia deposits |
 | | Journal (volume) |
| shaft-sinking to be of concentration by But the region has not been either or explored by the modern methods...able to take the field, for Colorado is a mining region that presents an extraordinary diversity of lode-structure...considerable precious metal. Guerrero, Mexico, a region wild and little exploited, and about which little...Superior iron easily be amplified as the — — region of prospecting for ore deposits. Tippett's Stope...firm has shared the manifold of the Pacific Coast region, and while it has move more than once, it has |
 | | Journal (volume) |
| nowadays, and of the individual new mines in that region, Geduld, Springs, and Modder Deep are at present...near the town of Belmonte. Districts. — The region containing alluvial deposits more or less stanniferous...southeast from Covilha. In this case the granite region, which is entirely surrounded by the Cambrian schist...The preceding remarks have outlined an extensive region, embracing alluvial deposits containing cassiterite...in which they are widely scattered, taking the region I examined as a fair sample, it is extremely unlikely |
 | | Journal (volume) |
| mineralized spots in the whole world. This is a region of great disturbance geologically, and it is full...deposits on the Great been has long Ural northern The region of the THERE as one of the most remarkable minThose...paid at all, however rich the deposit. The region is wooded and which crosses southern end, has...unduly encroach on your space. Joseph Jennings. Pigg's Peak, Swaziland, worked in the eastern section of... -Feb. 1910) gave his opinion that the nitrate region was at one time part of the ocean bed, and later |
 | | Journal (volume) |
| Dominion Geologists 36 Possibilities in James Bay Region 82 219 D. A. B. Dowling ... Possibilities in Western...resources The parties are in of the Mackenzie river region. eharge of Dr. D. B. Dowling, Dr. G. S. Hume, Dr...Mackenzie river is the great highway through the region, it seems most likely that, future prospecting...delightful hodgepodge of racial complexity and region religious differences which centre around a prehis...Zinc and Lead Company, on their property in the region of the head-waters of the Cascapedia river. This |
 | | Journal (volume) |
| hinders production in that import- ant copper region. last so that the net loss a time seemed probable...developing Ofir claim. —The strike in the Superior region has not been York correspondent The to the accession...last this is the and promises to the Altai region worked for the ; it is is disturbances which...achieved Yet, in the in Lake Superior copper region, by the use of one-man drills, we are disposed...measurement of compressed thereby affording copper region the one-man hammer-drill has air, been leakages |
