Results 1 to 10 of about 188,153 (288)

CRYSTALLIZATION CONDITIONS OF PLAGIOCLASE IN VOLCANIC COMPLEXES OF SULAWESI ISLAND, PACIFIC OCEAN [PDF]

open access: yesМинералогия, 2023
Mineralogical and thermobarogeochemical studies allowed us to reveal the crystallization conditions of plagioclase in volcanic complexes of Sulawesi Island (Pacific Ocean).
A.V. Kotlyarov   +5 more
doaj   +1 more source

Revealing the Mineralogical and Petrographic Signs of Fluid-Related Processes in the Kelebia Basement Area (Szeged Basin, S Hungary): A Case Study of Alpine Prograde Metamorphism in a Permo-Triassic Succession

open access: yesGeofluids, 2023
The Szeged Basin (S Hungary) occupies a relatively central position within the European Alpine–Carpathian–Dinaride orogenic belt. An ongoing controversy about the tectonic position of the study area indicates that its evolution is still not fully ...
Andrea Varga   +2 more
doaj   +1 more source

Environmental Mineralogy [PDF]

open access: yes, 2000
Abstract The writing and production of this volume recognize its potential role as a textbook for courses in “Environmental Mineralogy”, a field that calls on both core mineralogical skills and interdisciplinary understanding across chemical, biological and geological fields.
Vaughan, David, Wogelius, R. A.
openaire   +1 more source

Trace-elements in minerals from unusual rocks of the Southern Urals

open access: yesЛитосфера, 2019
Research subject. This articles presents the data obtained in the course of 75 analytical studies on a wide range of minerals (amphiboles, pyroxenes, garnets, spinels, olivines, anorthites, corundums, epidotes, apatites, clinochlore, dolomite, calcite ...
V. G. Korinevsky   +4 more
doaj   +1 more source

PARADIGMS AND DIRECTIONS OF MINERALOGY [PDF]

open access: yesМинералогия, 2015
The article contains comments and additions to V.A. Popov's article "On the Essence of the Mineral World and the Paradigms of Mineralogy" (Mineralogy. 2015. No. 1. Pp. 6-12).
O.K. Ivanov
doaj  

KENYAITE AND MAGADIITE IN THE SOUTHERN URALS [PDF]

open access: yesМинералогия, 2017
White dense kenyaite (Na2 Si22O41(OH)8 • 6H2 O) nodules were found by enthusiasts in dumps of exploration mines of the Rechnoe cacholong occurrence in the Adamovsky district of the Orenburg region.
M.V. Shtenberg   +4 more
doaj  

Microstructure, micro-inclusions, and mineralogy along the EGRIP (East Greenland Ice Core Project) ice core – Part 2: Implications for palaeo-mineralogy [PDF]

open access: yesThe Cryosphere, 2022
Impurities in polar ice do not only allow the reconstruction of past atmospheric aerosol concentrations but also influence the physical properties of the ice.
N. Stoll   +7 more
doaj   +1 more source

FAHLORES IN PALEOZOIC VENT CHIMNEYS FROM THE URALS AND RUDNY ALTAI VOLCANOGENIC MASSIVE SULFIDE DEPOSITS [PDF]

open access: yesМинералогия, 2015
Tennantite, tetrahedrite-tennantite, tetrahedrite and their Ag-, Bi-, Hg-, and Te-containing fahlore varieties including pure end-member of goldfieldite occur in mid-temperature galena-sphalerite, quartz-marcasite and quartz-chalcopyrite zones of vent ...
V.V. Maslennikov   +7 more
doaj  

MAGNESIOHÖGBOMITE (MG,FE2+,ZN)8 (AL,TI,FE3+)20O38(OH)2 FROM ILMENOGORSKY-VISHNEVOGORSKY COMPLEX [PDF]

open access: yesМинералогия, 2016
Rare mineral magnesiohögbomite was found in spinel-sapphirine hornblendites and titanomagnetite clinopyroxenites, which compose the large blocks in tectonic sheets of serpentinites among gneisses of the Kyshtym sequence (Ilmenogosrky-Vyshnevogorsky ...
V.G. Korinevsky   +4 more
doaj  

CLINTONITE CА(MG, AL, FE)3 [AL3 SIO10](OH)2 FROM THE ILMENO -VISHNEVOGORSKY COMPLEX OF THE SOUTH URALS [PDF]

open access: yesМинералогия, 2015
Clintonite is a rare type of brittle mica (calcium analogue of phlogopite). Its new find in Urals is described. Clintonite is a part of garnet clinopyroxenite, composing a block-inclusion in a serpentinite melange.
V.G. Korinevsky   +4 more
doaj  

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