Results 121 to 130 of about 15,224 (271)

Between Warfare and Craftsmanship: In Situ XRF Analysis of Illyrian Helmets from Across Albania

open access: yesHeritage
Illyrian helmets represent a key element of Iron Age martial culture in the western Balkans, reflecting technological knowledge, workshop traditions, and long-distance cultural exchange.
Olta Çakaj   +3 more
doaj   +1 more source

Origins of the Pangkaimen Au Deposit in the Northern Great Xing'an Range, China: Evidence From Geochronological, Geochemical, Fluid Inclusion, and H–O–S–Pb Isotope Data

open access: yesGeological Journal, Volume 61, Issue 5, Page 1291-1309, May 2026.
The Pangkaimen Au–Ag deposits belong to the epithermal Au deposits, which are of great significance for guiding the research and development of this type of gold deposit. Metallogenic model diagram of Pangkaimen Au–Ag deposit. ABSTRACT The gold (Au) metallogenic belt in the northern Great Xing'an Range is characterised by the wide occurrence of the ...
Sheng Lu   +8 more
wiley   +1 more source

Morphological types of mineralization in the Lojane As-Sb deposit, Republic of Macedonia [PDF]

open access: yes, 2018
The Lojane deposit is a characteristic epithermal As-Sb type of mineralization located in the contact boundary between the Tertiary volcanites and the Jurassic ultrabasites in the immediate vicinity of the village of Lojane in the northern parts of the ...
Boev, Blazo   +3 more
core  

Comparison of the genesis of typical antimony deposits in the Xiangzhong Antimony Ore Belt, South China

open access: yesOre Geology Reviews
sponsorship: This research is financially supported by the National Science Foundation of China (42372105, 42073001) ; the Hunan Provincial Natural Science Foundation Joint Fund Project (2025JJ80403) ; the 2024 Department-Province Cooperation Project of the Ministry of Nat-ural Resources, China (2024ZRBSHZ141) ; the Major Scientific and Technological ...
Kang, Lin-Yan   +5 more
openaire   +2 more sources

Mechanism of Selective Arsenic Purification via Reductive Vacuum Sublimation: From Oxygenated Crude Arsenic to High‐Purity Arsenic

open access: yesRare Metals, Volume 45, Issue 5, May 2026.
ABSTRACT Arsenic presents a critical duality as both a hazardous environmental pollutant and an indispensable material for advanced semiconductor technologies. This study proposes an integrated reductive vacuum sublimation strategy, assisted by carbon and lead additives, to purify crude arsenic containing high oxygen (7.4%) and antimony (1326 mg kg−1).
Hongrui Xiang   +6 more
wiley   +1 more source

Sulphur isotopic evidence for the genesis of the Au-Ag-Sb-W mineralization of the Fairbanks mining district, Alaska [PDF]

open access: yes, 1984
Introduction -- Sampling and analytical technique -- Results and discussions -- References.Sulphur dioxide from sulphides was extracted for analysis by oxidation with Cuprous oxide at 1070º C, using essentially the method described by Robinson and ...
Metz, P.A.
core  

Survival and Renal Recovery in Newly Diagnosed Multiple Myeloma Patients Presenting With Dialysis‐Requiring Severe Renal Impairment

open access: yesEuropean Journal of Haematology, Volume 116, Issue 5, Page 577-584, May 2026.
ABSTRACT Background Severe renal insufficiency requiring dialysis in newly diagnosed multiple myeloma (NDMM) patients has been independently associated with poor survival outcomes. However, there is a paucity of data on factors predicting renal recovery and survival outcomes of these patients.
Rintu Sharma   +13 more
wiley   +1 more source

Comprehensive Identification and Analysis of Rare Mineral Crystal Samples

open access: yesKuangchan zonghe liyong
With the increasing number of mineral crystal excavations in our country, the analysis of resources, types and origins of these mineral crystal samples has important guiding significance for the mining and development of minerals in China.
Ke MENG   +4 more
doaj   +1 more source

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