 | | 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, |  | | 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...massive calcite. or, rarely, still attached to the feldspar/mica walls of the dike (www.davidkjoyceminerals...euhedral, pale tan to white rnicrocline crystals-see photos in Dupuis and David (2013). ffighway 5 extension |  | | 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...267 A rcadia, California 91006 Show room : 2 2 2 K ruse M onrovia, California Tel: (818) 357-6338 W holesale |  | | 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...267 A rcadia, California 91006 Show room : 2 2 2 K ruse M onrovia, California Tel: (818) 357-6338 W holesale |  | | Report (issue) | | plugs_____ 81 Dikes_________________________________ 81 East flank of the Shoshone Range______ _ _ _ 82 Rhyolite...superposed on crystallization diagram of albite, potash feldspar and quartz, under water-vapor pressure_______...___________________ Cuesta of basaltic andesite east of Slaven Canyon___ _____ __________ __ _______...comparable sections at Eureka and elsewhere to the east in the Great Basin, and is considered to be practically...correlated with the typical sections in the Eureka district wholly on lithologic criteria. Ordovician rocks |  | | Report (issue) | | Geology and Tungsten Mineralization of the Bishop District California GEOLOGICAL SURVEY PROFESSIONAL Prepared... Geology and Tungsten Mineralization of the Bishop District California By PAUL C. BATEMAN With a section...south of Poleta Canyon ___________ Faults on the east limb and crest of the Central anticline _________________________...Round Valley septum_ ______________ Septum 2 miles east of the Round Valley septum --___-_-___-_-----------_Metamorphic...Quartz.____-__--_-_-___-__________ Potassium feldspar (K feldspar) ______ Plagioclase_ ______________________ |  | | Journal (article/letter/editorial) | | (Daly, 1912) with an apparent age of 94.0 + 2.8 m.y. (K/Ar date on biotite) and older trondhjemitic to leucogranodioritic...1786 2. Potash feldspar megacrysts in migmatites and gneisses of the Spanish Camp Gneiss See 3. Migmatites...co-operation of personnel of the Winthrop Ranger District, Okanogan National Forest, facilitated field work...of the Toats Coulee Creek area, adjoining on the east, is described in a series of reports by Hibbard...Paleozoic or lower Mesozoic age, or both (Misch, 1949). East of the Okanogan River are the crystalline rocks |  | | Journal (article/letter/editorial) | | material, and pyrite. Deposits in the Lakeview U district, Oregon are hosted by weakly peraluminous rhyolite...scastor@unr.edu, chenry@unr.edu 0169-1368r00r$ - see front matter q 2000 Elsevier Science B.V. All rights...southeastern Oregon ŽFig. 1; Table 1.. Only the Lakeview district, Oregon had significant production, about 224...ilsemannite, jar s jarosite, jor s jordisite, kfs s K feldstar, kln s kaolinite, lm s limonite, mnts montmorillonite...Geology ReÕiews 16 (2000) 1–40 Sample LakeÕiew district White King Mine C95-70 13 12.9 C95-72 2850 2.3 |  | | Report (issue) | | contaminated fades of the Pat Keyes pluton along the east front of the Inyo Mountains. Light-colored rocks...Diagrams showing modal distribution of quartz, K-feldspar, and plagioclase in specimens from Tinemaha ...Diagrams showing modal distribution of quartz, K-feldspar, and plagioclase for Pat Keyes pluton and related...Monument Quartz Monzonite: 24. Plagioclase in perthitic K-feld8par_______--__-___--_---___-_------_----..--__-----...Diagram showing modal distribution of quartz, K-feldspar, and plagioclase in specimens of Paiute Monun^ |  | | Report (issue) | | RESTON 3 Ifllfl QDD5M3DS v/ { XJ ~V) r- o >- )p /K f ^ f.< A Glastonbury Gneiss Body, a Modified Oliver...metavolcanic rocks. An Rb-Sr whole-rock isochron age of 383+ k] m.y., with ~ has been determined^ Sr/ Sr = 0.7093......................^...... Act ».e>u/K 1 3 9A Reg iona 1 GeologV ........................Gneiss and Ammonoosuc Volcanics.............. 13A-B k. Structures and textures in the northern Glastonbury...24A-B Variations in the contents of 1^0 and K-feldspar in the Glastonbury Gneiss body.............. |  | | Report (issue) | | (Ttb) Welded Crystal Rich Tuff (Twx) Intrusive Rocks K - A r Age of the Volcanic Rocks Tertiary-Quaternary... Frontispiece . Aerial view of Luis Lopez Mining District. U. S Highway 60 and A. T. & S. F. R.R. at north...LuisLopezdistricthasbeenthemostproductivemanganese district in New Mexico. Most of the surface exposures... If future exploration and development of the district is to occur, a thorough knowledge of the genesis...the results geochemical reexamination of the district. of this examination will be helpful in the futurewhen |  | | Report (volume) | | ________________________________________ Metamorphic rocks east of Sherman fault___________________________ Permian...porphyry_________________________________________ Quartz monzonite east of Sherman fault-_________________________ General...Curved faults east of Curlew Lake.______________________ Short faults west of Republic district vein system...system.________ Faults just east of Republic___________________________ Faults recognized only on aerial...zone along the Republic district vein system.____________ High-angle faults of east trend.__-_-_----____-_-___-____ |  | | Report (issue) | | Geology of Precambrian Rocks Central City District Colorado GEOLOGICAL SURVEY PROFESSIONAL PAPER 474-C... Geology of Precambrian Rocks Central City District Colorado By P. K. SIMS and D. J. GABLE SHORTER CONTRIBUTIONS...1918Geology of Precambrian rocks, Central City district, Colorado, by P. K. Sims and D. J. Gable. Washington, U...1918Geology of Precambrian rocks, Central City district, Colorado. 1964. (Card2) 1. Geology, Stratigraphic...Central City district, Gilpin County, Colorado. 2. Geologic sections of the Central City district, Gilpin |  | | Report (volume) | | ________________________________ Porphyritic K-feldspar _ _ _____ __ _________ _________ __ _____ __...structure_____________________________________________ East-side-down faults_ _ _____ ____ __ ______ __ ________...monzonite of the Siberian pluton on cirque wall east of Striped Mountain________________________________________...intrusive masses contain porphyritic potassium feldspar. The composition of the porphyritic plutons is...small. Gold-silver veins of the now idle Kearsarge district cut granodiorite and metavolcanic rocks; they |  | | Report (volume) | | Owens Valley.__-_-_-_-_____________-___ 5 3. View of east side of Mazourka Canyon.____________________ 10...Pickering, and during the 1961 field season by F. K. Miller. The geologic data were plotted on aerial...would like to particularly express my thanks to F. K. Miller and R. J. Pickering for their help in the...between these units farther south, were not found. I am not sure the formations as they have been used in...quadrangle and as a septum(?) between two large plutons east of the Betty Jumbo mine. Nowhere in the Independence |  | | Journal (issue) | | Out-of-print copies are being handled by Si & Ann Frazier (see their ad). circulation office 301-262-8583 editorial...approval of the editor. suggestions for authors See vol.9, no.3, p. 135, or write to the editor for a...and location b. Your name and mailing address c. “AM” for “ amateur” or “ PRO” for “ professional.” Only...BANNOCKBURN ELDORADO' H WY 7 O T T A W A MADOC AM / X \ \ CD \ HW Y 401 -------------------------...r a d o Onta rio , Can ad a K O K IYO ( 6 1 3 - 4 7 3 - 4 3 2 5 ) Fra n k & W e n d y M e la n s o n |  | | Report (issue) | | California rUNlVERSlTY OF CAUFORN DAVIS View east along Arroyo del Cerro to Mount Diablo from the...Mount Diablo area in the Mount Diablo area (4) district, 1875-1957 1875-1877 ABSTRACT This report...explained in various ways by previous workers, and am offering an explanation that differs in some particulars...low-grade quicksilver ore are known to Mount Diablo district, and with further exploration it might well be...the north and shrubs slopes, common in the district include less common. Because ies. The wild |  | | Report (volume) | | Germany. Am. Alpine Jour. N.Y. American Alpine Journal. American Alpine Club. New York, Am. Antiquity-...Society for American Archeology. Washington, D.C. Am. Assoc. Adv. Sci. Pub. - American Association for...Advancement of Science Publication. Washington, D. C. Am. Assoc. Petroleum Geologists Bull. Petroleum Geologists... Okla. Bulletin of the American Association of Am. Assoc. Petroleum Geologists Cross Sec. Pub. - American...Geologists Cross Section Publication. Tulsa, Okla. Am. Assoc. Petroleum Geologists Mem. Petroleum Geologists |  | | Journal (article/letter/editorial) | | Sinter-Vein Correlations at Buckskin Mountain, National District, Humboldt County, Nevada PETER G. VIKRE† U.S....initially enveloped by zoned selvages of proximal K-feldspar + K-mica + quartz + pyrite and distal illite +...marcasite + pyrite, calcite, and kaolinite-replaced K minerals, record deeper transition of sinter-vein...manifested by the Goosey Lake depression immediately east of Buckskin Mountain, lowered the pieziometric surface...Introduction AT BUCKSKIN MOUNTAIN in the National district, Humboldt County, Nevada, altered and mineralized |  | | Book | | detailed review of th e Minerals of California series, see I. Campbell, 1966, pp. 13-19.) For over 100 years...of the diverse character of the state’s eleven (See Map 1-1). mineral species, plus 5 species found...Cd Phosphorus Platinum Calcium Ca Potassium K Carbon Cerium Cesium C Praseodymium Pr Ce Protactinium...than one form, polymorph with A primary mineral see different forms that are due to more than one ...mineral formed later than the rock enclosing it; see pri- mary mineral, skam Tactite. A solfataric |  | | Report (issue) | | versus SiO2 11. Th, Co, and Sc versus SiO2 - --- 12. K versus Rb/Sr 13. Plot of rare-earth-element patterns...Ammonoosuc Volcanics in the Monson anticline to the east, is not in contact with Glastonbury Gneiss except...Oliverian domes and Ammonoosuc Volcanics. Geology east and west of the Ammonoosuc Volcanics mostly omitted... Letter symbols for Oliverian and other domes (see explanation) as follows (generally north to south):... Monson Gneiss; G, Glastonbury; Wi, Willimantic; K, Killingworth. INTRODUCTION EXPLANATION Layered | | | Book | | detailed review of the .Minerals of California series, see I. Campbell, 1966, pp. 13-19.) For over 100 years...character of the state's eleven geomorphic provinces (See Map 1-1). From the lake-bed deposits of the Basin...Terbium Thallium Thorium Mo Nd Ne Ni N Os 0 Pd p Pt K Pr Pa Ra Rn Re Rh Rb Ru Sm Sc Se Si Ag Na Sr s...formed at the same time as the rock enclosing it; see secondary mineral. pseudomorph A mineral with an...mineral farmed, later than the rock enclosing it; see primary mineral. skam Tactite. solfataric A late |  | | Report (issue) | | __West-central Alaska _ _ _____________________ East-central Alaska. ________________________ Southwestern...square foot psi_ ____-_-_-__ pounds per square inch see.____-_-_--_ seconds sq ft__--__--__- square feet...399 p., illus., tables. [Published August 1967] 2 See note opposite page Al for explanation of reference...Washington, U.S. Govt. Printing Office, 437 p. 4 See note opposite page Al for explanation of reference...Three stages of sphalerite deposition recognized in east- of a new analytical method for determining rhenium |  | Wang, Xi, Yang, Qun, Sun, Zhen-Ming, Ren, Yun-Sheng (2022) Petrogenesis and Tectonic Implications of the Ore-Associated Intrusions in Bayanbaolege Ag Polymetallic Deposit, Inner Mongolia, NE China. Minerals, 12 (7) 912 doi:10.3390/min12070912 | Journal (article/letter/editorial) | | com/journal/minerals Minerals 2022, 12, 912 2 of 20 The east slope of the southern GXR hosts a series of large Cu...(Sn)-Cu-Pb-Zn-Ag-Nb (Ta) metallogenic belt in the east slope of the southern GXR, which contains proven reserves...gabbro, quartz monzonite, biotite granite, and K-feldspar granite [11–15]. Indosinian granitoids (250–225...granites, including granodiorite, quartz syenite, K-feldspar granite, hornblende monzonite, and monzogranite...Inner Mongolia, NE China. The strata in this ore district consist of the Zhesi Formation, the Linxi Formation |  | | Report (issue) | | associated with weathering and erosion ______ 380 Map of east-central California and adjacent part of Nevada,...Mountain sandstone _____ 387 Photograph showing view east from Sage Hen Flat, showing resistant basalt capping...____________________________________ 411 308. Stability diagram for K silicates _____________________________________ __________...and comparison with analyses of snow from the east slope of the Sierra Nevada ____________________________________...sequence dolomite » tremolite, epidote > talc, K-feldspar, biotite ^ apatite > quartz and ilmenite. Percentage |
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East slope, Hohe Fürlegg, Bramberg am Wildkogel, Zell am See District, Salzburg, Austria