 | | Book | | MINERAL RESOURCES OF PORTUGAL Text prepared by Luís Plácido Martins CONTENTS 5 7 11 19 20 21...MINING BACKGROUND HISTORICAL OVERVIEW OF MINING IN PORTUGAL PRECIOUS METALS Galicia - Trás-os-Montes Zone...Business in Portugal KEY REFERENCES 3 PREAMBLE A complex and diversified geology endows Portugal with a...ornamental stones and some other mineral substances. Portugal is presently one of the main UE producers of copper...sulphide deposits like Neves-Corvo and Aljustrel, in Portugal, Rio Tinto, Sotiel, Los Frailes, Las Cruces, etc |  | | Journal (article/letter/editorial) | | . J.; Langban, Sweden; Laurium, Greece; Palermo Mine in New Hampshire; a collection of radio-actives...MINERALS So I settled on the next best thing, balsa wood. This is easily acquired in 3 ft. long strips...xls were awful—wire, thumb tacks, etc. With the balsa wood I mount diamond xls and other single xls as...xl, period. The biggest trouble I had with the balsa wood mounts was the fact that one might not set...thumbtacks. 1 brass tweezers. Assorted sticks of balsa wood. 1 flat steel scalpel (or single edged razor |  | Alfonso, Pura, Hamid, Sarbast Ahmad, Anticoi, Hernan, Garcia-Valles, Maite, Oliva, Josep, Tomasa, Oriol, López-Moro, Francisco Javier, Bascompta, Marc, Llorens, Teresa, Castro, David, García Polonio, Francisco (2020) Liberation Characteristics of Ta–Sn Ores from Penouta, NW Spain. Minerals, 10 (6) 509 doi:10.3390/min10060509 | Journal (article/letter/editorial) | | contents of Ta and Sn in old tailings from an Sn mine are of economic interest. Due to the relatively...supply conditions and price volatility. Moreover, mine production of minerals and metals relies on large...the material has already been extracted from the mine and that its particle size has already been partially...composed of quartz, although barite, sphalerite, galena, chalcopyrite, pyrite, and bismuthinite occur in...for Sn and 35 ppm for Ta), mainly focusing on the Balsa Grande tailing, which contains about 4.8 Mt of residue |  | Ferri-Moreno, Inmaculada, Barquero-Peralbo, Jose Ignacio, Andreu-Sánchez, Oscar, Higueras, Pablo, Roca-Pérez, Luis, García-Lorenzo, Mari Luz, Esbrí, Jose María (2023) Categorization of Mining Materials for Restoration Projects by Means of Pollution Indices and Bioassays. Minerals, 13 (4) 492 doi:10.3390/min13040492 | Journal (article/letter/editorial) | | at disposal sites and exposed to weathering. Acid mine drainage (AMD) occurs when sulfides are exposed...polluting potential and geochemical behavior of PTEs in mine wastes accumulated by the SQMG (Ciudad Real, Spain)...assays for the assessment of environmental risk in mine sites strongly polluted by PTEs is discussed and...1923, when when about about The 515,000 tons of galena concentrates were produced (via gravity concentration...concentration with the aid 515,000 tons of galena concentrates were produced (via gravity concentration with |  | | Journal (article/letter/editorial) | | from Morocco; and a new one to us — nigerite from Portugal. This is one of the most satisfying aspects of...Gilliam has a good idea. Instead of cutting pegs of balsa with a sharp edge he uses a pencil sharpener, sanding...used all the time for new processes. Remember when galena cleavages were used to power radio sets? And for...in New York was actively manufacturing SYNTHETIC galena! Anent labels: H. B. Heiser, P. O. Box 497, Norwalk |  | | Journal (article/letter/editorial) | | minerals as galena and pyromorphite. Wulfenite also occurs as pseudomorphs after galena in some instances...can be made from balsa wood, small corks,: pins, toothpicks, etc. The best is balsa, wood, which can |  | | Journal (article/letter/editorial) | | brush. The pear until the September-October issue, balsa holds to the unpainted plastic. But we'll report...calcite crystals on paligorskite which coats xline galena. Pyrite — microscopic, brassy-yellow lustrous crystals...cavities in the limestone formation of a lead-zinc mine as or like chanderliers when in combination with...first found over 100 years ago at the Hrbeck (Hrbek) mine near Zbirow, in Bohemia (now Czechoslovakia) where...for cacoxenite is the old abandoned limonite iron mine at Hellertown (Northampton Co)., Penn., where it |  | | Journal (article/letter/editorial) | | brush. The pear until the September-October issue, balsa holds to the unpainted plastic. But we'll report...calcite crystals on paligorskite which coats xline galena. Pyrite — microscopic, brassy-yellow lustrous crystals...cavities in the limestone formation of a lead-zinc mine as or like chanderliers when in combination with...first found over 100 years ago at the Hrbeck (Hrbek) mine near Zbirow, in Bohemia (now Czechoslovakia) where...for cacoxenite is the old abandoned limonite iron mine at Hellertown (Northampton Co)., Penn., where it |  | | Journal (article/letter/editorial) | | interest to me was the discovery of molybdenite in galena-bearing quartz veins that have wulfenite in their...Shinkolobwe; Broken Hill, Rhodesia and N.S.W.: Mammoth mine, Tiger; and Bisbee are in the same category as the...mineralogical accomplishment. "From the Mineral Hill mine south of Tucson he has identified the following:...spectacular find is iodyrite with natrochalcite from a mine near Wagoner, Yavapai County, Arizona. W e are currently...exactly where said mine is. The material given to Sid was reportedly collected on the mine dump! Cleavages |  | | Journal (volume) | | OCHNA PULCHRA FRUITS FROM RHODESIA . • • I BALSA WOOD FROM BRITISH HONDURAS • • • 4 . • 8...trials show that it is free from harm£ul effects. BALSA WOOD FROM BRITISH HONDURAS is the local name for...its construction would appear to be known as '' balsa'' wood. One such is the West Indian corkwood, derived...America. In addition to its use in raft-making, balsa wood, in its wide sense, is used for making floats...characters and working properties of balsa wood '' BALSA '' , BALSA WOOD FROM BRITISH HONDURAS 5 have |  | | Journal (issue) | | points to the junction o f two veins in the Bage mine as the probable type locality fo r both species...ctober, 1992 377 Figure 1. The Cromford Moor mine near Mat lock, Derbyshire, England (from John M...crystal, 2.5 cm, with fluo rite, from the Wallclose mine, Cromford, Der byshire. It was sold to Charles...Phosgenite crystal, 1.2 x 2.5 x 4 cm, from the W allclose mine, Cromford, Derby shire. Greville collection, now...Phosgenite crystals to 2.5 cm, with galena and barite, from the Bage mine, Bole Hill. Collected by Bryce M |  | | Report (issue) | | guide/expert for Tom Patton at the Commonwealth Mine; Stan Keith and Jan Wilt of Phoenix and Tucson,...Minerals, for agreeing to let us visit the Commonwealth Mine; Roger Newell, of Newmont, for coming all the way...Commonwealth Mine. 1 : 1 5 p.m. to 3: 1 5 p.m. guide. Stop 8. Tour the Commonwealth Mine with John Guilbert...Guilbert as our 3: 1 5 p.m. Leave Commonwealth Mine. 4: 1 5 p.m. Stop 9. Overview of the northern... INTRODUCTION We will be visiting a number of mine localities in southeastern Arizona that have a fascinating |  | | Journal (issue) | | This locality is east of the Bell Hill fluorspar mine situated at the end of the paved road. A good vehicle...zones of high concentrations, it is necessary to mine a large volume of rock to obtain very many fine...with the neighboring pit, is known as the Violet mine. These two pits on the Violet claims have produced...Mountains red beryl occurrence during visits to their mine is also greatly appreci ated. Special thanks to...remains of the old flotation mill of the Boccheggiano mine well off to the left side of the road, and a little |  | | Journal (article/letter/editorial) | | m ma- to let you know about a new "gold terial. mine" at Thomaston, Conn. The fruitful Another note from...heulandite, calcite, used in minute quantities. quartz, galena, natrolite, prehnite and We looked at some of our...the underside, beam of light fall on the cork or balsa backwards, rubbing white lead into the and the disfigurement |  | | Journal (article/letter/editorial) | | not in metatorbernite. Quite a list from an iron mine, tho the operators would prefer that the deposit..., California. These were from a third: Socrates Mine, Sonoma Co., California. Welcome aboard. The montroydite...brush. The pear until the September-October issue, balsa holds to the unpainted plastic. But we'll report...calcite crystals on paligorskite which coats xline galena. Pyrite — microscopic, brassy-yellow lustrous crystals...cavities in the limestone formation of a lead-zinc mine as or like chanderliers when in combination with |  | | Journal (article/letter/editorial) | | collecting. Get it. 9. Get yourself a supply of balsa sticks, (up to l/ 4 " Sq.) some double and triple...hammer. I'm a rock buster, not a digger. The Harvard mine at Greenwood is still producing splendid micro specimens...within an hour's drive of the place. The Ruggles mine, just a short hop away in Grafton, New Hampshire...seen very few micro specimens at this mine, but the Keyes mine, over the hill in Orange, has loads, especially... fluorite (R—several isolated cleavages only), galena (R— one small cleavage only), zoisite ( R ) , kya- |  | | Report (issue) | | future." Dr. Schmitt's 1939 paper on the Pewabic Mine of the Central Mining District (193 9b) is considered...abstract of this paper he concluded: "The Pewabic mine is in the southeastern part of the zone of pyrometasomatism...dividends from many years of detailed outcrop and mine mapping. Beginners seldom can be convinced of this...and at Helvetia , Arizona . "(2) At the Esperanza mine and the Mineral Park copper mineralization areas...and developed a small lead-zinc mine near Fierro, New Mexico. This mine was later sold to the U.S. Smelting |  | | Journal (issue) | | .........22 by Pete J. Dunn Minerals of the Tui Mine, New Zealand......................26 by R. L. Ansin...to a ledge left by Nevel when he last worked the mine in the late 1930’s. When they reached a depth of...interested in leasing the land, they closed off the mine site and erected “No Tres passing” signs in the...whereby Plumbago Mining received ex clusive rights to mine the old Dunton gem pit for a period of 10 months...and the time when Plumbago Mining Corp. started to mine, other people, probably over a period of several |  | | Journal (issue) | | Hydrous basic copper aluminum sulfate Grandview mine, Grand Canyon National Park, Arizona (see the article...CARROLLITE copper, cobalt nickel sulfide Kambove mine, Katanga, Republic of the Congo (now Zaire) loose...explor ing an abandoned International Paper Co. mine near Newry, Me. The rocks shown are worth thousands...Chalcopyrite. 3.5 x 3 in. $20.00. RHODOCHROSITE. T ravonia Mine, Butte, M ontana. A very lustrous group of rose-pink...x 2.5 in., very attractive. $50.00. B.) Holland Mine, W ashington Camp, Arizona. Tw o cry stals, 3 x |  | | Journal (issue) | | from the Foote mine at Kings M oun tain and the Lithium C orporation of A m erica’s mine at Bessemer City...call for appointm ent Tourmaline Tourmaline Queen Mine Pala, California NEW ACQUISITIONS: AZURITE - Mibladen... J. W. Taylor worked the tin and argentiferous-galena vein at Ivigtut, which afforded many specim ens...natrolite crystal. A t some undeterm ined stage, galena and sphalerite were deposited, apparently to some...mass between rough crystals of aegirite; while the galena masses measured up to 2 x 2 x 2.5 cm. Slight am |  | | Journal (issue) | | ....................... 300 SOUDAN, MINN., IRON MINE ·······················································-.......................... 309 COLLECTORS' KINKS (Balsa base for micro mounts) . By Thomas N . W althier...Sig!o XX which was to be our headquarters for the mine examination work. The Potino Mines and Enterprises...Miraflores which is about one mile from Uncia. As the mine was worked to greater depths, an adit was drilled...an Indian woman off of the sorting tables at the mine. She had cooked for another white man at some former |  | | Journal (issue) | | is still possible to find micro minerals on old mine dumps, accessible working quarries and coastal exposures...standard specimen is usually permanently mounted on a balsa wood column, using appropriate adhesive, ftxed to...March/Aprll 2013 Fig. 1 Uvarovite (5mm FOV) Saranovskii Mine, Urals Region, Russia Fig. 2 Boltwoodite (13mm...Cuprite var chalcotrichite (10mm FOV) Fowey Consols Mine, Tywardreath, Cornwall Fig . 4 Liroconite (11 mm...'1; • ·, _. Fig. 5 Calcite (10 x 6 mm) Corrantee Mine, Strontian, Highlands, Scotland Fig.6 Torbernite |  | | Journal (issue) | | Trebisky and S. B. Keith The Minerals of the Zinc Hill Mine, Inyo County, California..........................c o rc l W \ Beryl. The Hiddenite and Emerald mine, near Stony Point, Alexander County, North Carolina...made his mark in a tourmaline find at the B.B. #7 mine in north Norway, Maine, and came to fame as the...specimens and gem materials in clude the Harvard mine for purple apatite, Plumbago mountain for rose quartz... the Whispering Pines mine for facet-grade rose quartz, and the Waisanen mine for smoky quartz crys |  | | Book | | Elementary 39 Elect. Colliery Practice . Mine-Surveying . . Mine Air, Investigation of. Mining Law . . Blasting...LARSEN J. RIEMER . . J. G. LAWN, A. R.S. M. - Mine Accounts º7 PROF. JAMES PARK, F. G.S. - - $3... hilly. - ACCIÓN (Port. accão), (1) share in a mine, etc.; a industrial, share; a. librada, paid-up...(2). ACERILLO, Peru, galena in small crystals of a granular structure, see galena. ACERO, steel; a. afinado...atecas; any one who bails a mine. ACHICAR, to bail water out of a mine, to clear it of water, to drain |  | | Journal (article/letter/editorial) | | auriferous quartz veins (e.g., Rosario deposit); (2) galena-sphalerite-auriferous pyrite veins (e.g., Sofia...Huinganco Tributary Primary gold source Erica Mine Sofia Mine Methodology River alluvium samples were collected...section of the Rio Neuquén, between Huinganco and Balsa Huitrin, during three successive field seasons....La Herradura Mayal Chos Malal A. R. 0 km 20 Balsa Huitrin FIG. 4. Diagram of the Rio Neuquén hydrological...enrichment and supergene transport of gold, Calhoun mine, Lumpkin County, Georgia: ECONOMIC GEOLOGY, v. 66 |
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