 | | Journal (issue) | | Articles The Val Graveglia m anganese district, Liguria, I t a ly .......................................Donato, Italy macco.marchesini@agip.it Renato Pagano Casella Postale 37 1-20092 Cinisello, Italy renpagan@tin... Figure 1. The Val Graveglia area, Genoa Province, Northern Italy. 1— Cassagna mine 2—Gambatesa mine...Coppello-Reppia prospect 9— Monte Porcile mine 10— Nascio 11—Scrava mine 12— Pontori Prospect h CD ^ .L...manganese district of Val Graveglia in northern Italy produced over one million tons of high-grade ore |  | | Book (volume) | | and agatized wood., fossils. SIOUX COUNTY AREA, NE corner of Co., take W trending rd. 3 mi. S of Ardmore...part of Co., reached N from Fernley in Lyon Co.: (a) NE 15 mi., old camp of Leete, veins in rhyolite, dacite...Silver minerals; (b) NE 23 mi., old camp of FireballGold. DIXIE VALLEY ( 37 air mi. NE of Fallon reached...Quartz and TalcGold, Lead and Silver minerals; NE, in Desatoya Mts., old camp of I.X.L. (Silver Hill)...dirt rd. (to Dixie Valley): (a) NE 3 mi. to 5-way crossroads, take NE trending dirt rd. 11 mi. to old |  | | Journal (article/letter/editorial) | | and calcite are yellow, epidote is yellow-green, andare opal is yellow, epidote is yellow-green, and opal...kaolinite, alunite, muscovite, illite, chlorite, epidote, respectively, was used to quickly identify areas...kaolinite, alunite, muscovite, illite, and that the epidote, 30-m DCS image very to the DCSand image the distribution...was generally muscovite, and yellow-green was epidote. These minerals occurred within the Chocolate Mountains...Mountains and Orocopia yellow-green was epidote. These minerals occurred within the Chocolate Mountains |  | | Book (volume) | | Marcasite), plume Marcasite, Pyrite, Sphalerite; d NE 20 mi., many regional mine dumps⎯Calcite crystals...Witherite. PULASKI COUNTY GRAND CHAIN, in RR cut mi. to NE⎯brown jasper. RANDOLPH COUNTY SPARTA: c area mine...fossils. There are no igneous or metamorphic rock outcrops in Indiana. The four great periods of glaciations...petrified wood. BARTHOLOMEW COUNTY ELIZABETHTOWN, NE 2 mi., at the Meshberger Stone Co. quarry⎯Calcite...country⎯Aragonite, Calcite, travertine. MARENGO, NE edge roof of Marengo Cave⎯Aragonite, Hydromagnesite |  | | Book (volume) | | Marcasite), plume Marcasite, Pyrite, Sphalerite; d NE 20 mi., many regional mine dumps⎯Calcite crystals...Witherite. PULASKI COUNTY GRAND CHAIN, in RR cut mi. to NE⎯brown jasper. RANDOLPH COUNTY SPARTA: c area mine...fossils. There are no igneous or metamorphic rock outcrops in Indiana. The four great periods of glaciations...petrified wood. BARTHOLOMEW COUNTY ELIZABETHTOWN, NE 2 mi., at the Meshberger Stone Co. quarry⎯Calcite...country⎯Aragonite, Calcite, travertine. MARENGO, NE edge roof of Marengo Cave⎯Aragonite, Hydromagnesite |  | | Journal (article/letter/editorial) | | east side along picnic area, in small cavities in basalt: small crystals of CALCITE, CHABAZITE, LEVYNE,...stilbite. Copper Bo~' mine, Seven Devils district: epidote. Helena mine (reportedly just northwest of the...are ANDRADITE, EPIDOTE, and GROSSULAR. Pinehurst, for a few miles south, in basalt outcrops and road cuts...brochantite, copper, cuprite, cuprotungstite, epidote, caledonite, chalcopyrite, chrysocolla, covellite...Council, road cut 3.9 miles below upper bridge, in basalt: small crystals of calcite, chabazite, mesolite |  | | Journal (article/letter/editorial) | | distribution, a few tectonic blocks of high-Ti basalt crop out in the northern terrane, and a few low-Ti...Westward from the Indian plate, the exceptionally long NE-SW—trending sinistral transform Owen fault crossed...western margin of the Indian plate. Total rock outcrops of the BOMC are divisible into a northern and...ophiolite generally shows an eastward dip. BOMC outcrops are spread in a zone of relatively narrow width...due-north trend to the northern terminal melange outcrops in the Sange 741 AHMED AND ERNST Downloaded |  | | Report (chapter) | | allochthonous. The relationship between the basalt outcrops of the east and west coasts cannot yet be determined...the island and a second (lawsonite, pumpellyite, epidote, glaucophane) occurred in the late Eocene in the...and 2. To the south-west occur great amounts of basalt, from Poum to near Bourail, covered by large peridotitic...longitudinal fold-fault'. After the Miocene whose outcrops are very localized, continental, fluvial-lacustrine...peninsula). The change of level of these different outcrops shows definitely that important fault activity |  | | Book (volume) | | harmony Church, area pegmatite outcropsBeryl; (h) Hickory Flat, 2 mi. NE on rd. to OrangeCorundum; ...Church, on E side of Sharp Mt., areaStaurolite; NE 2½ mi.: (a) the Cochran Mica Mine (1 mi. from the...smoky). ATLANTA, Emory University, area pegmatite outcropsQuartz crystals (clear, BARNESVILLE, THOMASTON...areaQuartz crystals. LITHONIA: area quarriesCalcite, Epidote, Fluorite, Garnet, Thulite, Tourmaline, Zeolites;...Chapel Quarry, on N side of Arabia Mt.Calcite, Epidote, Fluorite, Garnet, Thulite, Tourmaline, Zeolites; |  | | Report (issue) | | Photograph showing columnar jointing in Quaternary basalt near Wadi Dhahaban in the north-central part of...Photograph showing columnar-jointed Quaternary basalt molded over ridges of alluvium near Wadi Dhahaban...secondary carbonate deposit enclosing boulders of basalt near Wadi Amq in the northern part of the quadrangle...19 TABLE Table 1. Chemical analysis of two basalt samples from Wadi Amq............................the Red Sea rift. The Quaternary rocks include basalt, and coastal, pediment, and alluvial deposits of |  | | Journal (article/letter/editorial) | | that, in some areas, produces 100 percent rock outcrops, making it relatively easy to explore for minerals...the foothill of the mountain and remnants of the basalt lavas abutting up against the Brandberg Mountain... A typical basketball-sized geode in the basal basalt. It is vugs such as these, and those smaller and...Tafelkop Basalt Member. This is a 250-meter-thick unit that consists of multiple superimposed basalt flows...most of the mineral specimens. Above the Tafelkop Basalt Member are three quartz latite lava flows (I, II |  | | Book (volume) | | also quarried a rough, porous flintstone from outcrops, especially around McArthur, Vinton Co., for making...crystals, Fluorite (fluorescent), Pyrite, fossils. GENOA, SE, in area quarries⎯Calcite, Celestite, Dolomite...Bolivar to Zoar Station, as nodules in limestone outcrops⎯flint. VINTON COUNTY AREA: c Swan Twp., on Upper...SOUTHARD, area quarries⎯Borate minerals. WATONGA, NE 6 mi., quarry⎯Borate minerals. WINNVIEW, area scattered...petrified wood, GARFIELD COUNTY ENID, T. 24 N, R. 8 W (NE¼SE¼ Sec. 24), area⎯native Copper. GARVIN COUNTY |  | | Book (volume) | | also quarried a rough, porous flintstone from outcrops, especially around McArthur, Vinton Co., for making...crystals, Fluorite (fluorescent), Pyrite, fossils. GENOA, SE, in area quarries⎯Calcite, Celestite, Dolomite...Bolivar to Zoar Station, as nodules in limestone outcrops⎯flint. VINTON COUNTY AREA: c Swan Twp., on Upper...SOUTHARD, area quarries⎯Borate minerals. WATONGA, NE 6 mi., quarry⎯Borate minerals. WINNVIEW, area scattered...petrified wood, GARFIELD COUNTY ENID, T. 24 N, R. 8 W (NE¼SE¼ Sec. 24), area⎯native Copper. GARVIN COUNTY |  | | Report (issue) | | Red Sea rift. The Quaternary rocks also include basalt that was extruded during a continuation of that...quadrangle by moderately to strongly schistose basalt, andesite, related volcaniclastic rocks, graywacke...chlorite, but some contain calcite, quartz, and (or) epidote. The volcaniclastic rocks include several kinds...group In a small area west of the Baish group, outcrops of graywacke, siltstone, and argillite have been...biotite, opaque minerals, sphene, apatite, and epidote. Granite An irregularly shaped granite intrusion |  | | Report (issue) | | .............................. Miocene olivine basalt............................ Quaternary surficial...a few outcrops of the Cambrian and Ordovician Saq Sandstone and small remnants of Miocene basalt flows...of the whole peninsula toward the northeast. Basalt of late Tertiary age occurs extensively to the...although only one olivine basalt plug and two small remnants of a Miocene olivine basalt flow occur in the quadrangle...very fine grained, porphyritic metaandesite and basalt (nab) contain between 20 and 50 percent phenocrysts |  | | Journal (article/letter/editorial) | | gravels (Fig. 2). These, in turn, are covered by basalt flows placed by the Cenozoic history of the Grand...Museum and for basalts, the other later. The pre-basalt faults the helpfulness of the faculty of the University...CANYON ; ,»•""' .Vl(«'i| tf-* EXPLANATION [H C3 BASALT MOENKOW FM. UIAH ros. FIGURE 2.—RECONNAISSANCE...massive consolidated outcrops. The gravels in patches lie on slopes below basalt outcrops. Many patches are...erosion of large deposits similar to those under the basalt at Volunteer Canyon and along Casner Mountain Trail |  | | Journal (article/letter/editorial) | | transition (External Liguride ophiolites, Northern Italy) Alessandra Montanini a,⁎, Riccardo Tribuzio b,c...della Terra, Università di Parma, Parma, I-43100, Italy Dipartimento di Scienze della Terra, Università...Università di Pavia, via Ferrata 1, I-27100 Pavia, Italy Centro di Studio per la Cristallochimica e per la Cristallografia...Cristallografia, CNR, via Ferrata 1, I-27100 Pavia, Italy b c Received 19 February 2007; accepted 14 September...however, a comprehensive study of the gabbro and basalt outcrops rocks is still lacking. Here we present new |  | | Book | | mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...falls ,on the shore of the lake is not alt1ered. Ne,ar the shore of the Jake where the water is least...cavities in the middle portion of the flow. Given a basalt flow 25 meters thick with an initial molten temperature...Ardeche, France, zeolites are present only where the basalt flowed into a Pliocene lake or river (Fig. 5)(Robert...zeolites. The interior of the flow contains columnar basalt with small vesicles connected by minute veinlets | | | Book | | mineralogy was done, at that time, in Germany, Italy, France, and Great Britain. Because of differences...falls ,on the shore of the lake is not alt1ered. Ne,ar the shore of the Jake where the water is least...cavities in the middle portion of the flow. Given a basalt flow 25 meters thick with an initial molten temperature...Ardeche, France, zeolites are present only where the basalt flowed into a Pliocene lake or river (Fig. 5)(Robert...zeolites. The interior of the flow contains columnar basalt with small vesicles connected by minute veinlets |  | | Book | | the 2003 Tucson show. MOROCCO Imilchil area. Outcrops of episyenite and of contact-metamorphic skarn...yellow fluorapatite, as well as good specimens of epidote, pyroxene, magnetite, titanite and other species...1970s and early 1980s the Portland Harbor Trust basalt quarry (now inactive) produced unusual specimens...augite and ilmenite rest on matrix of fine-grained basalt. The ilmenite crystals are lustrous black plates...onalcommunication, 2007). 4 ITALY Rio Marina area, Island of Elba, Tuscany. Elba (Latin: |  | | Journal (article/letter/editorial) | | between flows laminated rhyolite lobe and altered basalt. The coin has 2.2 cm length, b) Basaltic pocket...relatively anhydrous basalt; Bas 2: chloritized (originally highly hydrated) basalt. The arrow of the scale...breccia, 04-8a basaltic peperite and 05-4 chloritized basalt lens in quartz–syenite breccia. Sample/ Composition...developed at the upper 30 cm of the outcrops, which are overlain by basalt lavas, led to classify that sector...alkaline rocks (Pupin, 1980). Carbonate, sphene and epidote granules are common secondary minerals. Fig. 6 |  | | Report (issue) | | Regional Tilting, 52; Late NNW-trending Folds, 53; NE to NNW-trending Faults and Associated Conjugate Folds...TRANSCURRENT FA UL TS . . Walls Boundary Fault, 258; Outcrops of Fault, 258; Tectonic History, 263; Direction...Foreshore rocks at left of picture are amygdaJoidaJ basalt. Islands and cliffs in background are rhyolite... which, in turn, rests on irregular surface of basalt rubble. (D 922) . . c. North shore of Papa Stour.... XXI A. Wilson's Noup, Northmaven. Brecciated basalt in granite and granodiorite. (D 1345) B. Wilson's |  | | Report (issue) | | Bathan formation. The Quaternary rocks include basalt that was extruded during a continuation of the...1973) is represented in the Manjamah quadrangle by basalt and andesite and related volcanic rocks, volcaniclastic...percent) and 1-2 percent each chlorite, muscovite, epidote, magnetite, sphene, and zircon. The exact age of...sandstone, limestone, marly argillite, chert, and basalt (Hadley, 1975a). Most of the formation dips 20...and erosion on their margins; as a result their outcrops commonly have U-shaped profiles. QUATERNARY ROCKS |  | | Report (issue) | | (2) 36 Hurontown (glacially caned basalt) (glacially carved basalt) 4 (3) 39 South Range Quarry South... Geology A fanas B NMddgan ?JWMto,idn Th— NE MI wow AWg nBe ROpuwk, 1100 Figure3: 3: (a) (a)...normal growth faults large volumes of plume-induced basalt into the central central graben. graben. (b) wanes...of ore fluids into permeable and porous tops of basalt lava flows and interflow sedimentary rocks within...younger younger rift rift and and flood flood basalt basalt sequences. sequences. Interflow sedimentary |  | | Report (volume) | | Pleistocene lake_______________________ 7. Glaciated outcrops of granodiorite northeast of Cayuse Mountain_...valley-Enterprise Valley lineament. Miocene Columbia River basalt forms most of the relatively flat plateau south...part of the quadrangle is underlain by Miocene basalt flows. Pleistocene deplmit::: include an extensive...weathering and forms only smalL widely scattered outcrops. Because on]y a small fraction of the total section...wollastonite, sphene, quartz, magnetite, muscovite, epidote, and garnet, together with coarse calcite in places |
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Basalt outcrops, Nascio, Ne, Genoa, Liguria, Italy