Results 1 to 10 of about 10,830 (246)

Petrogenesis and age of skarns associated with felsic and metamafic dykes from the Paraíba do Sul Complex, southern Espírito Santo State

open access: diamondBrazilian Journal of Geology, 2017
: This paper concerns the study of petrography, mineral chemistry and geochronology of skarns generated at the contact of marbles of the Paraíba do Sul Complex with felsic and metamafic dykes in the southern Espírito Santo State.
Raissa Beloti de Mesquita   +4 more
doaj   +3 more sources

The Challenge of Tungsten Skarn Processing by Froth Flotation: A Review [PDF]

open access: yesFrontiers in Chemistry, 2020
Recently, tungsten has drawn worldwide attention considering its high supply risk and economic importance in the modern society. Skarns represent one of the most important types of tungsten deposits in terms of reserves.
Yann Foucaud   +4 more
doaj   +2 more sources

Structural Control and Timing of the Iron-Oxide-Copper-Gold (IOCG) Skarn Formation at Tatatila-Las Minas Mining District (Central Mexico)

open access: goldGeosciences
The iron-oxide-copper-gold (IOCG) skarns of the Tatatila-Las Minas mining district in central Mexico represent a structurally-controlled, exhumed fossil geothermal system located in the eastern sector of the Trans-Mexican Volcanic Belt (TMVB).
Martina Zucchi   +15 more
doaj   +2 more sources

Skarn-related gold deposits in Tian Shan, Kyrgyzstan

open access: diamondРуды и металлы
Skarn-related gold deposits are widely distributed in Kyrgyzstan. These deposits account for about 10% of gold reserves of the country, and they include large deposits with the gold reserves exceeding 70 tons.
Pak N. T., Ivleva E. A.
doaj   +3 more sources

NEW DATA ON MINERALOGY OF THE SUGUR COPPER DEPOSIT, SOUTH URALS [PDF]

open access: yesМинералогия, 2022
The previous and new data on minerals and mineral assemblages of the Sugur copper deposit in the Sugur Mountains of South Urals are summarized. The ores of the deposit host abundant calcite, andradite, diopside, magnetite, chromite and serpentine ...
V.A. Popov   +2 more
doaj   +1 more source

MINERAL ASSEMBLAGES OF THE SHISHIM MINE IN THE SOUTHERN URALS [PDF]

open access: yesМинералогия, 2023
Mineralogy and petrography of complex rocks in area of the Shishim mine in the South Urals is studied. Various skarn assemblages with dominant pyroxene, garnet, vesuvianite, monticellite, chlorite and epidote are developed after gabbroids and granitoids.
V.A. Popov, M.A. Rassomakhin
doaj   +1 more source

Fluorbritholite-(Nd), Ca2Nd3(SiO4)3F, a new and key mineral for neodymium sequestration in REE skarns

open access: yesMineralogical magazine, 2023
Fluorbritholite-(Nd), ideally Ca2Nd3(SiO4)3F, has been approved by the International Mineralogical Association (IMA2023–001) and constitutes a new member of the britholite group of the apatite supergroup.
D. Holtstam   +5 more
semanticscholar   +1 more source

Genetic features of tourmaline from the magnesian skarns of Kuhilal deposit, Southwestern Pamir

open access: yesИзвестия высших учебных заведений: Геология и разведка, 2023
Background. Although the Kuhilal deposit of Mg skarns has been thoroughly studied, tourmaline in their composition has never been considered [5, 6, 16].
A. K. Litvinenko   +2 more
doaj   +1 more source

Study of the intrusive body associated with Gowdal skarn (North of Ahar) and its comparison with other skarn granitoids [PDF]

open access: yesپترولوژی, 2021
The monzonitic-syenitic Gowdal intrusive body located in the north of Ahar, East- Azerbaidjan province is a member of the Shivardagh batholithic body and a part of the Alborz- Azerbaidjan- Lesser Caucasus magmatic belt related to the Meso-Tethys (Sevan ...
Bahaedin Nakhjavani   +3 more
doaj   +1 more source

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