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| in mainly of pyrrhotite,with lesserpentlandite,pyrite, trace amounts. Chromite is also widespread,but...probe-measured compositionsof contained opaque Katiniq, New Quebec; sulfide ore 0.20 Calculated from data by...otherhand,is only with certaintyknownto coexist with pyrite, and it seemslikely that hematite is incompatible...phaseslying on the oxygenpoor side of the magnetite-pyrite-millerite plane. The next stepis to constructa...pyrrhotite, pm = polydymite, pn •- pentlandite, py = pyrite, tr = troilite, vl: violarite, vs = vaesite. 8 |
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| ON ^--^ "^%C^ Minerai Occurrences ' ITEMS ON NEW FINDS ARE DESIRED & _ . PLEASE SEND THEM I N . Abbreviations:...255) of the "Big Beryl" Mine Imperial County in southern Calif. (old Hogg Mine), gem hunters from COLORADO—F...Denver 20, Colo., sent in the visited Georgia and the mine. All have following item: been well pleased with...some rutile plus fish from of an abandoned lead mine above the the 22 acre pond, wild duck and beaver...2, 30240, c/o Big Beryl Mine, La Grange, Ga. The Big Beryl Mine (old Hogg Mine) is located 8 miles due |
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| southern Norway came over us. The world famous silver mine at Saggrenda near Kongsberg was the nearest objective...office in Kongsberg and took the first bus out to the mine. There were many other tourists but we were the...the thing to do was to follow the leader into the mine. The slightly inclined stope went about 600 meters...the famous Odegaards Vaerk Quarry in the Bamle District. It had been a very interesting locality long...Orangite Priorite, var. Blomstrandine Pyrargyrite Pyrite Pyrochlore Rosenbushite Rutherfordine Rutile Scapolite |
 | Wright, Heather Michelle, Bacon, Charles R., Vazquez, Jorge A., Sisson, Thomas W. (2012) Sixty thousand years of magmatic volatile history before the caldera-forming eruption of Mount Mazama, Crater Lake, Oregon. Contributions to Mineralogy and Petrology, 164 (6) 1027-1052 doi:10.1007/s00410-012-0787-8 | Journal (article/letter/editorial) |
| the developing shallow magma storage and conduit region. Dissolved H2O concentrations form two populations...and solubility models indicate a dominant storage region at 4–7 km (up to 12 km), with drier inclusions...result from a broadening of the shallow storage region to greater than the diameter of subjacent feeders...inclusions provide a picture of a growing magma storage region, where chemical variations in melt and magma occur...depth of magma storage change as the magma storage region evolves and grows? Do volatile inputs vary through |
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| ....................... 3 A Visit to Grafton, New Hampshire. By John L. Baum .................... 15....a four day mineralogical trip through northern New York. We left at 11:10 A. M. and had not traveled..." I yelled back, not to be outdone, "and it's a new mineral for you. Stop and I'll get you a specimen...Electrical City where we stopped, 2:45 P. M., to see our new printers, The Franklin Print Shop on Broadway. I...the Adirondacks road, it may have been they had New York's most extensive and high: no crystals but simply |
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| GEOLOGICAL SURVEY Geology of the Midnite Uranium Mine Area, Washington Maps, Description, and Interpretation...Midnite uranium mine, Stevens County, Washington Plate 1. 2. Geologic map of the Midnite mine area In pocket...rocks-- 1i 8 GEOLOGY OF THE MIDNITE URANIUM MINE AREA, WASHINGTON-MAPS, DESCRIPTION, AND INTERPRETATION...about 12 km 2 near the Midnite mine has been mapped at the surface, in mine exposures, and from drilling...metamorphosed to amphibolite. Unmetamorphosed rocks 1n the mine area are Cretaceous (?) and Eocene igneous rocks |
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| Specimens of Brtlllant Fluorescence From a New Find at Grafton, New Hampshire. 1" 25c; 2" 60c; 8" f 1.00;...Magnetite, Smoky Quartz, Herkimer Co. "Diamonds," Pyrite, Orthoclaae, Corundum, Chlastollte, Barlte, Goetblte...fh1or11cent -plus an. Iron arc lamp.$ 275.00. F. O. B. New York Clty. Peter Zodac, Agent lox 29 P11bldJ1,...from small cabochons to large agate slabs, etc. New and out of print books are also in stock. Friends...opened an office of their own at 165 Fifth Avence, New York, N. Y. They will deal in precious and semiprecious |
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| main gangue minerals. Associatedsulfidesinclude pyrite with lesser chalcopyriteand galena. Gold occurslocally...and Ranger depositswere detectedby airborne The region containingthe major uranium deposits radiometricsurveys...resources region. Partial peneplanation occurredto approximatelythe in the East Alligator River region (Table...(Table I). Topography in the region consistsof low-lying level of the lower Proterozoic-middle Proterozoic... URZtNIUM DEPOSITS IN THE E,dST.4LL[G.4TOR RIVER REGION, .4USTR.qLL4 1421 SEA VAN DIEMEN GULF' I NABARLEK |
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| Fire Clay Mine, Frostburg, Md. (See R&M, May-June '53, "Minerals of the Frostburg Fire Clay Mine", by Harold...did not attempt to apply to enter the operating mine. This was my third visit; I wish sometime that I...S. 40. Inquiry in the vicinity might uncover a new mine operation not in "Minerals Yearbook." Jenkintown...looked over the excavation (with permission of the watchman) and found some garnet schist and thousands of...collectors—it's terrific!) Rutherford Mine, Amelia, Virginia. The directions to this mine given in "Virginia Revisited" |
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| town of Hancock and stopped to visit the Stonewall Mine, (El. 11,400). We went back in the tunnel some 400...record as a silver producer. John Ahart was the watchman at the Stonewall. The "road" became too rough...heard that a jeep road extended to the "Texans" mine up on Antero, condition and details about the road...received at the mine. road was open, if we would be allowed There was another party at the mine, on it, if...with permission, went to the "south" opening. The "mine" was really a quarry, and, by eastern standards |
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| same for distribution: to encoura1e the se•rch for new minerals that have not yet been discovered: and to...mineral loc•lities and unusual rock formations. Each new member helps to extend the Associ•tion's activities...WITH A CAMERA. By W. C. 1,1inor.................... New Magazine Appears ..................................Mineral Society. N ewark Mineralogical Society. New H aven Mineral Club. Michigan Society Issues Directory...said one of the collectors handing him a piece. Our New Dress At the same instant another of the party said |
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| from Mr. Vaughan in Belfast, Maine, concerning the new mining strike in Blue Hill. I am sending you a few...xls of albite, tourmaline, etc. "I visited the new mine a few months ago but found nothing of interest—the...collecting area in Blue Hill is the old Douglas mine where there are "miles" of dumps. Unfortunately...Mr. Dethier. They are: Bliii' Hill Mine: Tiny brassy-yellow pyrite masses with xline brownishblack sphalerite...brassy-yellow pyrite, and small coatings of green malachite. A mineralogist friend of mine told me where |
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| were made to Franklin, New Jersey; the Bancroft area in Ontario; the Rutherford mine near Amelia, Virginia;... ROCKS & MINERALS The French Creek iron-copper mine near the Falls of French Creek at Saint Peters,...Baldwin (Biernbaum) at the Parker shaft, Franklin, New Jersey, circa 1924. Photo courtesy Mineralogical...The Philadelphia collectors at the French Creek mine, Chester County, Pennsylvania, circa 1924. Middle...John Frankenfield (fourth from left). The night watchman, "old m a n " A s h , standing in doorway (left) |
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| of the samecharacteristicsof thoseof the Midnite mine, it differs in the following features: (1) the mineralizedbody...(Fig. 1). Followingthe discovery of the Midnite mine (Fig. 1) by the LeBret brothersin 1954 (Sheldon...severalminingcompanies of southerlyexposedslopes outsidethe mine area wherethe quartz monzoniteis 15ø to 45ø an(l...d'Alene mining district (Xash, 1977). The age of these northeast of the •Iidnite mine was made on the...disturbed belt. The uranium of quartz and calcitewith pyrite are quite common mineralization occurs in shears |
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| the old copper mines. The mine has been inactive for some years. A watchman is maintained on the place...the tourist camp we started west for Saratoga. The new paved road to Centenial was a delightful contrast...xled galena and xled sideriten2xl~2", 2X2" $5.00. PYRITE GROUPS cubes and pyrltohedron xl clusters (large...CABINET SPECIMENS; . I am continually obtaining new material. What fine material do you seek? Box 144 |
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| The synthetic quartz crystals were produced by a new method TEN YEARS AGO, May/June 1986: Midwest locality...Sunday to benefit from the wisdom of “George,” the watchman and engine-fireman. We are told that George is...Southeast Missouri. Crystals of galena, calcite, pyrite, and associated minerals occur in vugs, veins,...vehicles, and liability insurance, 2) must obtain Mine Safety and Health Administration certification for |
 | | Journal (article/letter/editorial) |
| mica locality known as the Ruggles' Mine in Grafton Center, New Hampshire. Already then it had been in...striking color groupings on the whitish microcline. My New Hampshire friends, Mr. Leggett and Mr. Weeks of Meredith...Meredith, mentioned having seen workmen repairing the mine road with some of the colorful stuff! Good specimens...met the Walls a few months earlier at the Nevel Mine, Newry, Maine. At the time Bill was still in the...are so typical of this locality as well as other New England localities. Bill's rucksack was already loaded |
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| Australia.......................................... New Zeal and...........................................of Eastern Europe, China, and the U.S.S.R. Many new important discoveries are not included. Some small...eastern Washington, (2) Canadian Shield-Bancroft district and nearby areas, (3) eastern Brazil areas, (4)...and southern Australia, and (7) Ferghana-Kara Tau region, U.S.S.R. The caliche (or calcrete) deposits of...porous skarn. The reducing agents include oxide of pyrite, humic material, bacteria, and H2$, as in formations |
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| doing the work he and I had a good talk. Mostly all new parts for $8.00, couldn't beat that. I have never...engineer there. We arrived there about noon and met the mine foreman as the fellow I had written to was at a...to see some of the Jamesonite and the beautiful pyrite and other minerals I have seen labeled from there...anyone caught selling them would be fired at the mine. I did obtain two pieces of bornite from him. So...for a friend who sells rocks and his Dad owns the mine at Rodeo where the angel wing calcite and optical |
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| and change. TO A VlLDFLOWER By HETTIE O. GOODMAN NEW MEXICO SPRING By VIRGINIA P. MACDANIF.L San Antonio...heavenly God of Nature Kept his flower beds here below. New lacy leaves have gracefully Bedecked the gnarled...April 11—Taos Passion Play, Penitente Chapel, Taos, New Mexico. April 12-13 — Yermo Third Annual Mineral... Santo Domingo and other pueblos near Santa Fe, New Mexico. April 13-27—Second Annual Tucson Festival...many fanciful wonders in this almost unknown bit of New Mexico, 50 miles northwest of Gallup. It was a lonesome |
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| Mineral Occurrences ITEMS ON NEW FINDS ARE DESIRED £ _ . PLEASE SEND THEM I N . Abbreviations: xl—crystal...chrysocolla and greenish malachite. From San Manuel Mine, San Manuel, Arizona. Tourmaline: Mass of black...projection on the wall of a tunnel in the Stayton Mine, Lone Tree, two miles south of Antimony Peak, near...its original shape. The Stayton Mine is principally a quicksilver mine, yielding cinnabar and native mercury...Colo. On the side of Anvil Mt. is the Coming Wonder Mine, on a contact of the Sultan Mt. monzonite stock |
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| hasplayedan importantrole in the recognition of several new types of uranium depositsand will be an increasi...hasbecome an active and essentialfield as countriesplan new energy systemsin an era of dwindling petroleum reserves...There have and new districts for conventionaldeposits. This been more cancellations than new orders for reactors...Brazil, Mexico, and speculation on the existence of new, large, lo•v-grade x 1 GWe equals1,000MWE or I0•...UaOs are known,and the capitalinvestmentrequiredto mine such depositsis nmch higher and riskier than for |
 | | Journal (article/letter/editorial) |
| (1974). During the last ten y e a r s s e v e r a l new t y p e s of u r a n i u m d e p o s i t s h a v...of quartz pebbles in a quartzitic matrix rich in pyrite. The dominant ore minerals are uraninite, brannerite...density of the quartz pebbles and the abundance of pyrite. Although there are numerous occurrences of uraniferous...a) The economy of the Blind River Elliot Lake district is based upon uranium only. The average grade...1000m. b) In the Witwatersrand - Orange Free State district uranium is produced as a byproduct in gold mining |
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| 1890-1940, by Governor C. A. Bottolfsen_...... New Developments and Equipment in Metal Mining, by Robert...ss Sn ee Silicosis in the Coeur d’Alene Mining District, by Dr. Max T. Smith... PATa CO Um yaa Se cece...: ce ooo ceccece ccc cect cneeeseceec cece stn Mine Production of Gold, Silver, Copper, Lead, and Zine...Metallurgical Engineers Transactions, 29 West 39th St., New York City PAYYetOUTS SCM teers ce ee Tuttle,...ee ee American & Taylor Co., 123 Temple St., New BAYT: DVTT CTA LOTS Gycages cases sacs sees coco |
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| CARBONIFEROUS ROCKS. . r The oldest rocks of the region are the Chisna and Mankomen formations, both of...age, as mapped by Moffit 1 in the Chistochina district. » Moffit, F. H., U. S. Geol. Survey Bull. 498...lodes of neither metal have been found in this region. The first concentration appears to be the '-red...the same source as far back as the rocks of the region record their history. There are no near-by basic...which were gold, silver, chalcopyrite, chalmersite, pyrite, pyrrhotite, arsenopyrite, galena, sphalerite, |
