 | | Book |
| a few such specimens have been found after 1960 (see the Amity-Edenville entry for Edenite and Spine!)...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...to 2 cm which are pseudomorphs after bastnasite--see photo in Guastoni, Pezzotta and Zorzi (2008). ILMENITE...excellent loose ilmenite crystal clusters from a calcite vein-dike digging site which they called the Bentley...finest ilmenite specimens have come from an unusual calcite vein-dike occurrence with an exposure very near |
 | | Book |
| those people lucky enough to be able to travel to see them; others are in private hands and are seldom... HOFMANN, Professor, School of Mines, Freiberg, EAST GERMANY }& GEORGE HOLLOWAY, collector, Northridge...occurred with a white mineral such as quartz or calcite. 5. Color. The shade, hue, and intensity of a...collection are on display in a special room at the east end of the mineral hall. Of unusual interest are...two very fine 25-carat diamond crystals. One may see great private collections throughout the world, some |
| | Book |
| F* HOFMANN, Professor, School of Mines, Freiberg, east Germany ^ GEORGE HOLLOWAY, collector, Northridge...occurred with a white mineral such as quartz or calcite. 8 J 5. Color. The shade, hue, and intensity...collection are on display in a special room at the east end of the mineral hall. Of unusual interest are...two very fine 25-carat diamond crystals. One may see great private collections throughout the world, some...Sahama, Helsinki; and Professor Heinz Meixner, Salzburg, Austria. Other important collections are those of |
 | | Book (volume) |
| ' This Kupferschiefer is cases. lean in this district, carrying only 1.4% of copper, and no silver,...of Kamsdorf and at the Eothen Berge at Saalfeld (see p. 227). Barite and various carbonates, especially...fissures known as 'rucken' in the Mansfeld copper district also contain occasional nickelite, together with... known examples of this type is the cobalt district of Schneeberg, in Saxony, a mountainous region...present. Besides quartz-cobalt veins the Schneeberg district contains quite a 3 variety of vein types, which |
 | | Book (volume) |
| advisable. For such additions and changes I alone am re- sponsible. , A slight abridgment of the...table of contents and index will, lar metal. am under deep obligation to Mr. Eobert Stein, of the...Deposits of North America Marc[uette Iron Ore District in the State of Michigan 7. African Iron Ore Deposits... The Manganese Deposits of Southern Bukowina, Austria ' 3. The Manganese-Zinc Deposits of New Jersey...Quartz Veins 262 ........;. 272 13. Rich Silver-Calcite Veins (Rich Calcspar Formation) 14. Rich Silver-Copper |
 | | Report (issue) |
| COPPER. THE YERINGTON COPPER DISTRICT, NEVADA. By FREDERICK LESLIE RANSOME. INTRODUCTION. The town of...Nevada which lies between Tahoe and Walker lakes. (See fig..6.) The nearest railway station is Wabuska,...flows northward for some 25 miles before turning east, near Wabuska, around the north end of the Walker...contrast with the adjacent sterile ranges on the east and west, within which are the copper deposits presently...CONTRIBUTIONS TO ECONOMIC GEOLOGY, 1908, PART I. East of Yerington a belt of foothills, about 10 miles |
 | | Journal (issue) |
| Zoned eosphorite from Lavra da Ilha, Taquaral district, M inas Gerais, Brazil .........................M u seu m of N atu ral H istory, P ittsb u rg h (see special su p p le m e n t in th is issue). Photo...the wane (see Museum Notes column in this issue, regarding the British Museum) it’s nice to see a mineral...in a country where we have a subscription agent (see page 507) you may remit payment in your local currency...Germany, visit us for some German hospitality & see some exceptional specimens! Dipl. Min. M. Baum stark |
 | | Journal (issue) |
| Zoned eosphorite from Lavra da Ilha, Taquaral district, M inas Gerais, Brazil .........................M u seu m of N atu ral H istory, P ittsb u rg h (see special su p p le m e n t in th is issue). Photo...the wane (see Museum Notes column in this issue, regarding the British Museum) it’s nice to see a mineral...in a country where we have a subscription agent (see page 507) you may remit payment in your local currency...Germany, visit us for some German hospitality & see some exceptional specimens! Dipl. Min. M. Baum stark |
 | | Journal (article/letter/editorial) |
| Shattuckite Rocks & Minerals 2009.84:544-550. Kunene District Kaokoveld, Namibia M any collectors choose to...Shattuck or Shattuck-Denn mine at Bisbee, Warren district, Cochise County, after which the mineral in named...occurs at the New Cornelia open-pit mine in the Ajo district, Pima County, occasionally in large quantities...In-Situ Leach Project in the Florence or Black Rock district, and the 1,750 level of the San Manuel mine, where...reported from the Roadside mine in the Casa Grande district and the Azurite mine in the Tortolita Mountains |
 | Kerr, Paul F., Brophy, Gerald P., Dahl, Harry M., Green, Jack, Wollard, Louis E. (1957) Marysvale, Utah, Uranium Area - Geology, Volcanic Relations, and Hydrothermal Alteration. GSA Special Paper 64. Geological Society of America | Report (issue) |
| Bullion Hills Alteration and geologic map of the East Slope area Geologic plan of the Trinity prospect ...setting, Marysvale area .... Mines in sediments: east escarpment Deer Trail Mountain Generalized stratigraphic...central intrusive 40 29. Intrusive monzonite stock east of Marysvale Cany: 41 30. Sketches of thin sections...Big Rock Candy Mountain area 85. Sketch of the East Slope uranium prospect .... 86. Adit at J and L alunite...alunite workings ...... 87. Magnetometer profile: East Slope area 167 169 171 171 89. Radioactive intensities |
 | | Report (issue) |
| GEOLOGY -AND ORE DEPOSITS OF THE MAGDALENA MINING DISTRICT, NEW MEXICO BY G. F. LOUGHLIN AND A. H. KOSCHMANN...57 Faults south of the Nitt stock ___________ _ East-dipping longitudinal faults _____ _ Germany fault...____________ _ Crest fault ________ ~-----------Other east-dipping faults _______ _ 58 58 58 III 59 59 ...fault----~------Grand Ledge fault______________ East Slope fault_ _ _ __ __ __ __ _ _ _ _ _ Waldo ·fault_...____________ __ ______________ Minerals of the Magdalena district, by S. G. Lasky and G. F. Loughlin_______ _______ |
 | | Journal (issue) |
| to 4 cm, on matrix, from Ghundao Hill, Mardan district, Pakistan. F. John Barlow collection; photo by...Another Mineral Video M ail-order shoppers who like to see what they’re ordering now hav< a new source. Readers...concise. This is a very pleasant, inexpensive way to see and perhaps bu some fine minerals during those house-bound...inch, $3.50” etc.) W ouldn’t it be interesting to see what thos specimens actually looked like? But even...even videos from ten or 20 yeai ago would be fun to see. In any case, I highly recommend th< collectors, |
 | | Report (volume) |
| _________--____-_---_-------___-_--------_----_______ Ajo district.-_--_.____---------______--_-_--__---_______ Oatman...____________________________________________________ 11 Austria._____________________________________________________...______--__-__---_____----_____-__-___-___________ Bonanza district._________________________________________ Breckenridge...region___________________________________________ Spanish Peaks district.____________________________________ Summitville...________________________________________ Edwardsburg district._____________________________________ 11 11 12 |
 | | Report (issue) |
| his associate, Mr. J. V. N. Dorr, of New York, I am indebted for a manuscript copy of their report, with...well-defined mountain ridge in central Arizona (see fig. 6), with a trend a little west of north and...between Verde River on the west and Tonto Creek on the east, both streams flowing southward into Salt River...made the boundary line between Gila County on the east and Maricopa County on the west. The Mazatzal Range...belt. All the claims are in the Sunflower mining district and most of them lie in the northwest corner of |
 | | Report (volume) |
| districts.____-_--_-----_____-______---_ Bohemia district.._i_-_-__--_---_-_--_---___-______-_____---_--...areas and mining districts Continued. Bohemia district Continued. Mineral deposits._________________...veins__.____-__.___--__-__. Gold-quartz and gold-calcite-quartz veins___________ Stibnite-pyrite-quartz...areas and mining districts Continued. Bohemia district Continued. Mines and prospects Continued. Tall...___-_-___.-______-_-_____.__________._ Quartzville district..______-_----._______-_____-.-________-_-Location |
 | | Report (volume) |
| Photomicrograph of altered andesite. 26 6. A, Veinlets of calcite and siderite cutting altered andesite; B, Photomicrograph...marcasite__________________ 20. Geologic map of Meadows district.-____-_--_____-----___-21. Map of Dave Force mine_-___...older formations and dip at low angles toward the east. These rocks in the Blackbutte-Elkhead area have...microcrystalline silica and a carbonate which may be either calcite, ankerite, or siclerite. The introduction of silica...and pyrite and are accompanied by chalcedony, calcite, siderite, and ankerite. The deposits are of two |
 | | Report (volume) |
| ........................ Midas or Gold Circle district........................................ Location..........:.................-..-. 63 Good Hope district..................................................... . Richmond district............................................. Lynn district...................................... 100 Cortez and Mill Canyon district.................................... 100 Location.................................... 110 Safford district.............................................. |
 | | Journal (article/letter/editorial) |
| movement was restricted.2 To Canon T. G. Bonney I am indebted for many valuable suggestions which are...will find an additional interest in the district from 1 See Mr. J. J. H. Teall'sPres. Address to Geol...Proc. Geol. Assoc, 1899, vol. xvi, pp. 72, 73. 3 See paper by Canon T. G. Bonney, Quart. Journ.Geol. Soc...smoothly rounded buttress, one almost expects to see the ice itself creeping through the next depression...The author observes that if we take the Cuillin district as a type, it appears that ice-erosion does not |
 | | Book (edition) |
| away beforc wc could finish this collaboration. I am pleased to have been able to finish lhis Glossary...Pierre-Jacques Chiappero (France). G. Daxner (Austria). M. Dcliens (Belgium). Giancarlo Delia Ventura... Keams (USA). Elisabeth Kirchner (Austria), Uwe Kolitsch (Austria). Werner Krause (Gennany). Andre Lalonde...Lalonde (Canada), P. Leblhuber (Austria), Andrew Locock (Canada). J.A. Mandarino (deceased) (Canada),...Filippo Olmi (deccased) (ltaly). Werner H. Paar (Austria). Gian Carlo Parodi (France). Marco Pa ero (ltaly) |
 | | Report (issue) |
| State. The two dikes here described are on the west slope of the Wasatch Mountains, near Santaquin and Mount...complicated by overthrust and block faulting. 2 ·(See fig. 13.) · . The pre-Cambrian is represented by...exposed for 2 miles or m.ore along the lower west slope of the m~in range southeast of Santaq~. This granite...quartzite is. prominent along the middle west slope east of Santaquin. and about 5 miles northeast of...west bas~ of 'the ninge in the Mount Nebo mining district northeast of Mona. The Tertiary rocks. include |
 | | Journal (issue) |
| F. J. Parker Tveitite from the Barringer Hill District, Texas..................................387 byW...Ontario M3C 1N8 COVER: SULFUR crystals, 8mm, on calcite, from Sicily. Photo by Dane Penland. South Africa:...Out-of-print copies are being handled by Si & Ann Frazier (see their ad). contributed manuscripts Contributed articles...approval of the editor. suggestions for authors See vol.9, no.3, p. 135, or write to the editor for a...b. Location c. Your name and mailing address d. “ AM” (for “ Amateur” ) if you have never been paid for |
 | | Report (volume) |
| districts, camps, and properties Continued. Helvetia district Continued. Helvetia camp Continued. Other pro...Helena mine ______________________________ Empire district-__________ _________________ General features...camps, and properties Continued. Page. Empire district Continued. Davidson Canyon and vicinity___________________...camps, and properties Continued. Page. Old Baldy district Continued. . ' Lode deposits Continued. Madera...camps, and properties Continued. Page. TyndalL district Continued. Lode deposits Continued. Salero area |
 | | Report (volume) |
| 741 THESJARBIDGE MINING DISTRICT, NEVADA WITH A NOTE ON THE CHARLESTON DISTRICT BY FRANK C. SCHRADER...West vein system_______________________________ East vein system _ _ _ ______ ______ Cross vein syst...prospect __ _ _ ' 68 Mines and prospects on the east veins 69 Altitude mine____________ 69 Bullion prospect...reconnaissance map and section of the Jarbidge district, Elko County, Nev______________________ II. Topographic..._____ III. Crater Range, northern part of west slope, Jarbidge, and minesIV. A, First Crater; B, Head |
 | | Report (issue) |
| districts . Alder district-Aura district -Beaver district Black Mountain district Bootstrap district Burner district...Basin district-- -Carlin district Cave Creek district ----Charleston district_--Coal Mine district~ Contact...Contact district Cornucopia district - -Corral Creek district - Decoy district Delano district Delker districtDivide...districtDivide district - Dolly Varden district --Edgemont district---Elk Mountain district-----Elko district ' Ferber...Ferber district -Ferguson Spring district Gilbert Canyon area-----Gold Basin district Gold Circle district |
 | | Report (issue) |
| area, so far as now known, extends from the north slope of the Tungsten Hills to the mouth of Shannon Canyon...The tungsten area adjoins a rich agricultural district. The tungsten deposits were briefly examined by...by me in June, 1916. To Mr. L. E. Porter I am especially indebted for courtesies during this examination...1913 during a reconnaissance of the Sierra Nevada slope between McG.ee and Haiwee creeks, west of Owens...larger than are common in the ore bodies of the district, but it must be said that the scheelite is neither |
