КНИГИ НА АНГЛИЙСКИЙ ЯЗЫКЕ, ИМЕЮЩЕЕ ОТНОШЕНИЕ К СЛОВУ «DACITE»
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dacite в следующих библиографических источниках. Книги, относящиеся к слову
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Mountain Meadows
dacite: Oligocene intrusive complex that ...
A distinctive suite of dacitic rocks is shown to transect major tectonic boundaries in the San Gabriel Mountains region, thereby constraining the amount of late Cenozoic offset on several strike-slip faults.
Thane Hubert McCulloh, Larry A. Beyer, Ronald W. Morin, 2001
2
Mineral Deposits at the Beginning of the 21st Century
Hanging wall dacile This type of dacite is not so widespread and occurs locally
forming usually steep hills. It has a purple colour at the surface and therefore
have been known as the purple dacite. However, the fresh surfaces are usually
green ...
3
Fractures, Fluid Flow and Mineralization
It occurs as relatively continuous strata to the west of the Obispo Fault, in the
central part of the area, overlying the porphyritic dacite (Fig. 2). The medium
grained porphyritic andesite is affected by strong propylitic and, close to the veins
, ...
Ken McCaffrey, Lidia Lonergan, Jamie Wilkinson, 1999
4
Orogenic Processes in the Alpine Collision Zone: Selected ...
mafic dyke biotite 3.56 mafic dyke, def. whole rock 1.17 mafic dyke, def. biotite
1.79 dacite, de- whole rock 2.05 formed dacite, de- biotite formed mafic dyke
whole rock mafic dyke whole rock Table 3. Zircon fission track data obtained on
the ...
Nikolaus Froitzheim, Stefan M. Schmid, 2009
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Origin and evolution of the Santiaguito volcanic dome ...
Rock Type Method Total SiO2 TiO2 Analysis Comments SG-09-06 RcH 1986 - 89
lava flow 14.71785 91.58049 dacite PL10 core SEM 101.75 53.69 0.25 SG-09-06
RcH 1986 - 89 lava flow 14.71785 91.58049 dacite PL11 core SEM 100.98 ...
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Geology of the Tonopah Mining District, Nevada
It is adjoined on the west by a long tongue of similar lava, like that surrounding
Heller Butte, and the whole is surrounded by the friable Fraction dacite breccia.
Farther west, just on the west side of the road, is a similar dome-like hill that rises
...
Josiah Edward Spurr, 1905
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United States Geological Survey Professional Paper
mainly of tuff and other fragmental rocks and is cut by many small dacite dikes.
Most of the dacite tuff in the area occurs as valley fill or as remnants on valley
walls. The surfaces on which the dacite tuffs and rhyo- lite flows rest indicate that
...
8
Professional paper - United States Geological Survey
overlying schist, and, above all, the occurrence as in hole 5 of the Southwestern
Miami group of dacite both in its normal position just under the Gila conglomerate
and also at greater depth under what is undoubtedly schist in place, all render ...
Geological Survey (U.S.), 1918
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The geology and ore deposits of Goldfield, Nevada
Subsequent petrographic study, however has shown that the vitrophyric dacite
has some mineralogical features in common with the intrusive dacite, and
chemical analyses prove that the two rocks are nearly identical in chemical
composition.
Frederick Leslie Ransome, William Harvey Emmons, George H. Garrey, 1909
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Orogenic Andesites and Crustal Growth:
SiO2 plot shows that inclusions in 1902 dacite pumice overlap the composition of
bulk glass separated from pumice blocks and that together inclusions in the
pumice and scoria span a range of composition similar to that of phenocryst-
hosted ...
A. Gómez-Tuena, S.M. Straub, G.F. Zellmer, 2014
НОВОСТИ, В КОТОРЫХ ВСТРЕЧАЕТСЯ ТЕРМИН «DACITE»
Здесь показано, как национальная и международная пресса использует термин
dacite в контексте приведенных ниже новостных статей.
Tanzanian Royalty Granted an Environmental Impact Assessment …
... basalts and a felsic volcanic sequence comprising dacite, rhyodacite and crystal volcaniclastics. Mapping and drilling indicate two distinctive, ... «Stockhouse, Июл 15»
NW's restless volcano also holds the world's newest glacier
Peter Frenzen, Mount St. Helens National Volcanic Monument scientist, holds a piece of dacite, from the cryptodome magma body during the ... «The Seattle Times, Июл 15»
Golden Arrow Reports additional drilling at Chinchillas Silver …
However, CGA-181 was located 78 metres northwest of hole CGA-170, and drilled in a westerly direction toward the dacite dome where it ... «Junior Mining Network, Июн 15»
Summer of Volcanoes: What Is Bimodal Volcanism?
We call lava with 53-67% by weight silica “intermediate” and that covers the range of andesite and dacite lava. Once you're above 67% by ... «Wired, Июн 15»
Marlin Gold Closes Acquisition of Commonwealth Silver and Gold …
The mineralized units are in dacite and fine black magnetic andesite, with the latter containing more than 95% of the known mineralization. «Stockhouse, Май 15»
Remembering Lassen Peak's Last Blast, 100 Years Later
... silicic lava (like andesite, dacite and rhyodacite) or cinder cones of runnier mafic lava (basaltic andesite mainly) erupt across the whole LVC. «Wired, Май 15»
VIDEO: Hawaii Geothermal Solution Mining Possibility
They pulled 4 and a half pounds of dacite. That is … magma that's in its natural environment that gets pulled up with rapid cooling. It turns to ... «Big Island Video News, Май 15»
San Marco Resources Expands Three and Identifies Two New …
Anomalous silver, lead, antimony and tellurium is hosted in highly siliceous, vuggy silica altered and oxidized dacite and dacitic tuff. «MarketWatch, Май 15»
Fire, earth, air and water
The lava layers on Gunung Sinabung are composed of two types of volcanic material, andesite and dacite – the former named after the Andean ... «The Borneo Post, Мар 15»
Golden Arrow Reports Additional Drill Results, Discovers New Area …
The dacite body was intercepted starting at 489 meters. In between the deep mantos and dacite there are several one metre intervals of ... «MarketWatch, Мар 15»
