 | | Report (volume) | | (see appendixes for geologic time scale) basalt, andesite, dacite, rhyolite, and lahar deposits. South of...volcanic rocks which probably originally consisted of andesite, dacite, and lahar deposits. Identified Mineral...mercury, and antimony. Host rocks consist mostly of andesite. The mineralization is similar to that at bulk-tonnage...sampling, collection of gravity data, and inspecting outcrops for mineralization. The geology of the study area...rocks (Tertiary) Consists of dacite and rhyolite Andesite and lahar deposits (Tertiary) Basalt (Tertiary) |  | | Report (volume) | | -.--Early andesite eruption .................... -------------.___._---____ Later andesite eruption ...the early andesite.................. Distribution and characteristics of the later andesite.............---..-.. Mineralization subsequent to the early andesite intrusion.............. Mineralization subsequent...-----.-.--.---.-..-.--. Vein groups of the' early andesite mineralization..--...---.--...-..--..... Occurrence...GEOLOGICAL SURVEY BULLETIN JEarly andesite (lode porphyry) Later andesite Early daoite pro.bably intrusive |  | | Journal (article/letter/editorial) | | LIMESTONES OF NEW SOUTH WALES The Nubrigyn Formation outcrops in an area south of the Farnham anticline. Recent...Nubrgyn Detrital chalcedony fragments present Present Absent In situ chalcedony present Present but...transportation. Also, a number of broken detrital coloform chalcedony chips were found in association with the calclithite...debris are fragments of andesite, volcanic quartz, albite, silty shale and chalcedony. Authigenic products...products consist of chalcedony concentrated along certain beds and replacing calcareous material, some chlorite |  | | Report (issue) | | The Chiriqui Gulf Site Survey 72 6.4 The Site of La Pitahaya (IS-3) and Its Activity Areas 6.5 The Depositional...7 A Ceramic Sequence for the Gulf of Chiriqui at La Pitahaya (IS-3) 7.8 A Summary of the Ceramic Chronology...Canyon 119 8.2. b The Volcan Highlands 121 8.2.c La Pitahaya in the Gulf of Chiriqui 122 8.2.d The Aguacate...from Barriles (BU-24) 162 10.5 Plant Remains from La Pitahaya (IS-3) 163 10.6 Interpretation and Summary...Fauna fron1 Cerro Brujo (CA-3) in Bocas del Toro and La Pitahaya (15-3) in Chiriqui 181 BY O.F. LINARES |  | | Book (volume) | | Boulder, Colorado 80301 Cover Photo: Chapter 20. 10 La Caridad Copper Mine, I. Salas, Guillermo P. ...geothermal field, Puebla F. Romero R. . 77 8. La Primavera geothermal field, Jalisco . Saul Vengas...stratigraphic data on the Monterrey Formation outcrops of the San Hilario area, Baja California Sur ...copper deposit, Sonora Guillermo P. Salas 199 . 20. La Caridad disseminated copper deposits, Sonora Guillermo... Contents V 27. Geology and mineralization of the La Encantada Mining District, Coahuila . B. Solano R |  | | Report (issue) | | __________________________ __________________ Andesite on the Nosoko peninsula______________________...---_--------Chemical composition and norms of andesite from Ishigaki-shima, and comparative analyses...boulders, sand or gravel beaches having bedrock outcrops, and sand or gravel beaches backed by limestone...containing some graphite]. The Fu-saki called andesite line is well to the east of the Ryukyus, Formation...greenschist, quartz-mica system. schist, hornfels, meta-andesite, and some marble. STRATIGRAPHY Some metamorphic |  | | Report (issue) | | . . . . . . . . . . • Earlier andesite (hornblende-biotite-andesite).............................. Appearance................ _... . . . . Later andesite (biotite-augite-andesite) .................................... . . . . . . . . . . . . Relation to earlier andesite . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . • Distinction from earlier andesite . __ ............................. . . . . . ...-.-- .. ------.-.----. 83 Veins of the earlier andesite ........ ." . .' .•.•.•...................... |  | | Book | | This tuff is capped by basalt and underlain by andesite, which is only visible where faulted upward at...The vein filling consists of crushed and altered andesite with minor amounts of quartz. Rich silver sulphides...silverlead ore also occurs in stockwork lenses in the andesite outside the vein. Disseminated pyrite and sphalerite...rocks in the c :—dacite tuff, earlier andesite, later andesite, tuff, nc later tuffs and flows of minor...from 1 ft. *ts ganguc consists of quartz, altered andesite, cal°unts of pyrolusite and rhodochrosite; and |  | | Journal (article/letter/editorial) | | used for both named and unnamed units. Scattered outcrops east of Gunnan Ridge and the Kelvin Thrust, shown...ridge. Poorly outcropping, flow-foliated, pyroxene andesite is present beneath the Ourimperee Ignimbrite Member...homestead. The andesite differs from two occurrences of crystal-rich, pyroxene andesite west of Mountain...stratigraphic position of the crystal-rich andesite outcrops. The succeeding Tranquille Dacite, Yarralumba...Ignimbrite Member is a coarse, crystal-rich ignimbrite. Outcrops on Gunnan Ridge are extensively weathered and |  | Tran, Hoa Trong, Polyakov, Gleb V., Tran, Anh Tuan, Borisenko, Alexander S., Izokh, Andrey E., Balykin, Pavel A., Ngo, Phuong Thi, Pham, Dung Thi (2016) Intraplate Magmatism and Metallogeny of North Vietnam - Modern Approaches in Solid Earth Sciences No. 11. Springer International Publishing. doi:10.1007/978-3-319-25235-3 | Book | | Paleozoic intracontinental orogenic belt showing outcrops of Precambrian rocks (Tri and Khuc 2011); to the...Besides, according to Lien et al. (2005), meta-andesite outcrops elsewhere along a cross-section toward Hoang...Permian age of these rocks were determined by U-Pb, LA-ICP-MS for zircon (Tri, personal comm.). High-Al...has been kept since. The new isotopic data (U-Pb, LA-ICP-MS, zircon) of rhyolite from Binh Lieu area showed...Tran Van Tri, Pham Binh, Pham Hoe (2005) Meta-andesite in the Bac Ha area, Lao Cai province. 60-Anniversary |  | | Report (volume) | | .__-____-__--___-__-_-___-___.__.. Hornblende andesite.__-___---__--._--__---_-__-_--__._____ Volcanic...sandstone and sandy tuff beds form conspicuous white outcrops in the walls of Spanish Canyon. In less steep...19. South of the mouth of Spanish Canyon small outcrops of basalt surrounded by alluvium appear similar...unidentified mineral in cryptocrystalline mosaics. Andesite is present within the unit mapped as Alvord Peak...the west wall of Spanish Canyon (pi. 4) is andesite. Andesite also occurs as flows near the top of the |  | | Report (volume) | | .......................................... 20 Andesite.................................................intermediate composition include diorite (intrusive) and andesite (the extrusive equivalent). Ultramafic rocks have...Santa Cruz County. Paths of formation—diorite and andesite. Igneous Rocks and Processes 17 Igneous rocks...Basalt Recreation Area near San Luis Reservoir. Andesite Rock Type: intermediate. Characteristics: light...cooled. Bay region occurrence: Volcanic rocks of andesite composition occur in the north bay in portions |  | | Report (chapter) | | biknasy ooid iM^diiof Ksoa* r«f«ra to * QVgW ^^ «^ la«a« of fiHEV«*0 *^o t«Hr(|ttois*»f dlff«plag Srtm...oad to Mr* H0m$ ^o sttthtHc «w»* «ad in not JUwotod la lBi«Ei 6ftt&lflfao» I orgoatly roeooaumd that Hr*...10» 1934* • lii8%oti7, wiaoraloiar, #Ma,a«jr» la^lafiea, 1915. fUo • ia Oatalogno • • tO^e. 16«I440;...botanist Ibn-el-Beithar, born about 1197 in Malaga, Spain, and who on Remedies, in which 2324 articles, dealing...Ibn-el-Beithar in Notices et Extraits des Manuscrits de la Bibliothfeque nationale, Paris, vol. 23, 25, 26, |  | | Book | | quote from our Santa Fe Corral periodical publication La Gaceta (Vol. V, No. 2, July 1970) a bit of biography...republish this exceptionally fine book. Robert B. McCoy La Casa Escuela Glorieta, New Mexico February 1972...Florentine Codex: General History of the Things of New Spain, I. Trans. C.E. Dibble; rev. ed. Santa Fe: New Mexico...names of the claims here are the Lickspittle, the La Jara, the Sunset, the Arkansas, the Mexico, the Nelly...Sept. 3, 1971) See The Turquois, Pogue, p.47-48. La Barranca a volcanic rock. Copper District. Sonora |  | | Report (volume) | | ............................................. Andesite .......................................................... Fissure veins and sheeted zones in andesite.......................... Fissure veins and fracture...proportions depending on the nearness and size of their outcrops. Some of the alluvial deposits are doubtless subaerial...there is an area of quartz diorite. The mass that outcrops in Agate Pass forms the southwest half of the... 32 RECONNAISSANCE OF MINING CAMPS IN NEVADA. ANDESITE. Andesites are brown, gray, or greenish-gray |  | | Report (volume) | | of quartzite-schist and this is the rock which outcrops on the rim of the amphitheater at the head of... On account of the lava and overlying tundra, outcrops of the schist are not plentiful and are generally...discovered in depth by prospecting under the later andesite capping after the discovery and earlier development...lavas broke through rocks of this character. Early andesite eruption. The oldest rock outcropping in the immediate...immediate vicinity of the camp is a hornblende-andesite, or, rather, was such, for no fresh portions have |  | | Report (volume) | | Topography Geology General features Andesite 2 Contact of andesite with rhyolite Rhyolite 2 Glassy rhyolite...vein Mountain View Sugar Pine Big Four Veins in andesite Occurrence Oregon Sunset North Star Veins and...diorite 70 Extrusive rocks 2 70 Rhyolite 2 70 Augite andesite 2 70 Structure 2 71 2 Ore deposits 71 History...properties 2 156 Cory Creek canyon2 156 Cat Canyon 2 156 La Panta and Pamlico mines2 157 Excelsior Mountain claims2...Intrusive rocks2 174 Quartz monzonite2 174 Augite andesite 2 Extrusive rocks2 175 175 Biotite andesite2 175 |  | | Report (edition) | | 74 In Spain (Rio Tinto and Tharsis) 75 Wet Methods of Extracting Copper at Rio Tinto, Spain, by C...with copper or other metallic lodes." to gossany outcrops destitute of any surface traces of copper ores...these minerals characteristically colour large outcrops of rock, or the dry beds and sides of channels...also frequently holds good, large and promising outcrops capping Copper Hill, near Molong, and possibly...of failure to realise the fair promise of the outcrops so far as tested. Though the presence of copper |  | | Report (issue) | | ...................................... Andesite and andesite-porphyry..................................................................... 46 Bedded andesite breccia, one-fourth mile east of Lead Mine .....in Bingham, as the geological map shows, their outcrops cover a very considerable part of the mineral-bearing...monzonite and monzoniteporphyry and extrusive flows of andesite, the latter two being locally called porphyry...speedily carried away, subordinate outcrops are very frequent. Similar outcrops are common near the streams |
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