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26 Results Found

  • Article
  • Open Access
1,530 Views
17 Pages

6 December 2024

The combined EPMA and SIMS study of the geochemical features of olivine, low-Ca pyroxene and plagioclase in equilibrated ordinary chondrites (EOCs) has revealed the effect of thermal metamorphism on trace element concentrations in EOC silicate minera...

  • Article
  • Open Access
1 Citations
1,898 Views
15 Pages

Trace Elements in Silicate Minerals of the Kargapole Meteorite

  • Kristina Sukhanova,
  • Sergey Skublov,
  • Alexandra Gavrilchik and
  • Olga Galankina

6 March 2023

The aim of the present contribution was to evaluate the trace element mobility in olivine, low-Ca pyroxene and plagioclase of the Kargapole meteorite under thermal or impact metamorphic conditions and recognition of the properties of chondrule-formin...

  • Article
  • Open Access
2 Citations
2,684 Views
27 Pages

Petrological and Mineralogical Characteristics of Exposed Materials on the Floors of the Lavoisier and Surrounding Craters

  • Eung Seok Yi,
  • Kyeong Ja Kim,
  • Christian Wöhler,
  • Alexey A. Berezhnoy,
  • Yong Ha Kim and
  • Seulgi Moon

1 September 2022

Five floor-fractured craters (FFCs), Lavoisier crater and four craters surrounding it (Lavoisier C, Lavoisier E, Lavoisier F, and Lavoisier H), are distributed along the boundary between the northwestern part of the Oceanus Procellarum and the highla...

  • Article
  • Open Access
528 Views
22 Pages

21 November 2025

Planetary mapping has progressively evolved due to the increasing availability of high-quality data and advancements in analytical techniques applied to both surface and subsurface features. In particular, the enhanced spatial resolution and broader...

  • Feature Paper
  • Article
  • Open Access
4 Citations
3,640 Views
15 Pages

Chondrite Shock Metamorphism History Assessed by Non-Destructive Analyses on Ca-Phosphates and Feldspars in the Cangas de Onís Regolith Breccia

  • Alvaro Rubio-Ordóñez,
  • Olga García-Moreno,
  • Luis Miguel Rodríguez Terente,
  • Javier García-Guinea and
  • Laura Tormo

9 July 2019

The Cangas de Onís regolith breccia is an H5-H6 ordinary chondrite that fell to Earth in 1866. It is constituted by 60% H6-H5 clasts within an H5 clastic matrix. All clasts are affected by intense fissuration, with an intricate pattern filled by kama...

  • Article
  • Open Access
4 Citations
3,119 Views
17 Pages

A Petrologic and Noble Gas Isotopic Study of New Basaltic Eucrite Grove Mountains 13001 from Antarctica

  • Chuantong Zhang,
  • Bingkui Miao,
  • Huaiyu He,
  • Hongyi Chen,
  • P. M. Ranjith and
  • Qinglin Xie

9 March 2021

Howardite-Eucrite-Diogenite (HED) meteorite clan is a potential group of planetary materials which provides significant clues to understand the formation and evolution of the solar system. Grove Mountains (GRV) 13001 is a new member of HED meteorite,...

  • Article
  • Open Access
1 Citations
3,561 Views
20 Pages

25 December 2022

The argon isotopic compositions of chondrule-forming minerals of the Allende (CV3) meteorite were examined to evaluate the possibility of in situ 40Ar/39Ar dating of planetary surface rocks based on cosmogenic 39Ar without neutron irradiation in a re...

  • Article
  • Open Access
1,608 Views
19 Pages

Petrology of the 1952 Eruption and Ancient Lava and Pyroclastic Flows of Krenitsyn Peak Volcano, Onekotan Island, Kuril Arc, Russia

  • Vesta O. Davydova,
  • Anton A. Nuzhdaev,
  • Ilya E. Bolshakov,
  • Ruslan A. Kuznetsov,
  • Andrey B. Ermolinskiy,
  • Elena S. Zhitova and
  • Vasiliy O. Yapaskurt

12 September 2025

Krenitsyn Peak is one of the two active volcanoes on Onekotan Island (Greater Kuril Ridge). The inaccessibility of the island, along with the volcano being situated within a sizeable (7 km in diameter) and cold (3.7 °C) caldera lake, has led to m...

  • Article
  • Open Access
2 Citations
2,900 Views
23 Pages

18 November 2022

The Huangyangshan super-large graphite deposit, located in the East Junggar area of the Xinjiang Province, is hosted in and has closely temporal, spatial, and genetic relationships with the Huangyangshan alkaline granites. There are such silicate min...

  • Article
  • Open Access
7 Citations
4,895 Views
31 Pages

Formation of Esseneite and Kushiroite in Tschermakite-Bearing Calc-Silicate Xenoliths Ejected in Alkali Basalt

  • Luca Reato,
  • Monika Huraiová,
  • Patrik Konečný,
  • František Marko and
  • Vratislav Hurai

27 January 2022

Skarnoid calc-silicate xenoliths composed of anorthite, clinopyroxene and Mg-Al spinel occur in alkali basalts of the Pliocene-Pleistocene intra-plate magmatic province in the northern part of the Pannonian Basin. Randomly oriented and elongated pseu...

  • Article
  • Open Access
11 Citations
4,323 Views
34 Pages

Late Cenozoic Uguumur and Bod-Uul Volcanic Centers in Northern Mongolia: Mineralogy, Geochemistry, and Magma Sources

  • Alexander Perepelov,
  • Mikhail Kuzmin,
  • Svetlana Tsypukova,
  • Yuri Shcherbakov,
  • Sergey Dril,
  • Alexey Didenko,
  • Enkhbat Dalai-Erdene,
  • Mikhail Puzankov and
  • Alexander Zhgilev

8 July 2020

The paper presents new data on mineralogy, geochemistry, and Sr-Nd-Pb isotope systematics of Late Cenozoic eruption products of Uguumur and Bod-Uul volcanoes in the Tesiingol field of Northern Mongolia, with implications for the magma generation cond...

  • Article
  • Open Access
3 Citations
3,301 Views
20 Pages

18 April 2021

The geologic and petrologic study of the Kattadake pyroclastics (around 10 ka) from the Zao volcano (NE Japan) revealed the structure of the magma plumbing system and the mixing behavior of the shallow chamber. The Kattadake pyroclastic succession is...

  • Article
  • Open Access
8 Citations
5,851 Views
24 Pages

27 November 2021

The Nectarian-aged Crisium basin exhibits an extremely thin crust and complicated lunar geological history. This large multi-ring impact basin is characterized by prolonged lunar volcanism ranging from the Imbrian age to the Eratosthenian period, for...

  • Article
  • Open Access
30 Citations
6,879 Views
23 Pages

New Occurrence of Pyroxenites in the Veria-Naousa Ophiolite (North Greece): Implications on Their Origin and Petrogenetic Evolution

  • Aikaterini Rogkala,
  • Petros Petrounias,
  • Basilios Tsikouras and
  • Konstantin Hatzipanagiotou

The Veria-Naousa ophiolite represents a dismembered unit in north Greece, which includes variably serpentinised lherzolite and harzburgite, locally intruded by a sparse network of dykes or thin layers of websterite and olivine-orthopyroxenite composi...

  • Article
  • Open Access
330 Views
22 Pages

Geochemical Features of Ultramafic Rocks and Formation of Magnesium–Bicarbonate Groundwaters in the Kraka Massif Area (Southern Urals)

  • Timur D. Shabutdinov,
  • Rafil F. Abdrakhmanov,
  • Dmitry E. Saveliev,
  • Alexandra O. Poleva,
  • Elena A. Mashkova,
  • Alexander V. Snachev,
  • Ruslan A. Gataullin,
  • Vera N. Durnaeva and
  • Aidar A. Samigullin

The observed shortage of water resources in the western and southern regions of the Russian Federation may soon affect the territory of the Republic of Bashkortostan. An increase in the share of groundwaters can help to solve this problem. To provide...

  • Article
  • Open Access
6 Citations
2,854 Views
18 Pages

3 July 2022

Two sources of natural scoria rocks were procured and ground for use in concrete as natural pozzolans (NP1 and NP2). The evaluation of their pozzolanic reactivity is carried out using different techniques and approaches. The primary goal of employing...

  • Article
  • Open Access
2 Citations
3,107 Views
25 Pages

Petrogenesis of Alkaline Complex of the Longbaoshan Rare Earth Element Deposit in the Luxi Block, North China Craton, China

  • Ze-Yu Yang,
  • Shan-Shan Li,
  • Mao-Guo An,
  • Cheng-Long Zhi,
  • Zhen Shang,
  • Zheng-Yu Long,
  • Jian-Zhen Geng,
  • Hao-Cheng Yu and
  • Kun-Feng Qiu

28 November 2022

The alkaline complex in the southwest region of Luxi Terrane of the North China Craton is spatially correlated with the newly discovered Longbaoshan REE deposit. Its petrogenesis, however, remains ambiguous. In this study, we present an integrated pe...

  • Article
  • Open Access
1 Citations
1,080 Views
15 Pages

3 July 2025

The mineral processing of a low-grade tungsten-molybdenum ore (LGTMO) was investigated to assess the potential of recovering molybdenum (Mo) and tungsten (W). Techniques such as Polarizing Microscope (PM), Scanning Electron Microscopy-Energy Dispersi...

  • Article
  • Open Access
5 Citations
1,899 Views
21 Pages

2 September 2024

Xilinhot City is a significant pastoral city in China where groundwater serves as the primary water source for the cold and arid pastoral regions. The formation and evolution of material components in groundwater, as well as groundwater quality, are...

  • Article
  • Open Access
14 Citations
6,488 Views
28 Pages

The Role of Magmatic and Hydrothermal Fluids in the Formation of the Sasa Pb-Zn-Ag Skarn Deposit, Republic of Macedonia

  • Sabina Strmić Palinkaš,
  • Zlatko Peltekovski,
  • Goran Tasev,
  • Todor Serafimovski,
  • Danijela Šmajgl,
  • Kristijan Rajič,
  • Jorge E. Spangenberg,
  • Kai Neufeld and
  • Ladislav Palinkaš

29 November 2018

The Sasa Pb-Zn-Ag deposit belongs to the group of distal base metal skarn deposits. The deposit is located within the Serbo-Macedonian massif, a metamorphosed crystalline terrain of Precambrian to Paleozoic age. The mineralization, hosted by Paleozoi...

  • Article
  • Open Access
6 Citations
2,804 Views
21 Pages

12 April 2023

The study of ultramafic rocks in Western Yunnan is of great significance for an understanding of the tectonic evolution of the Neo-Tethys Ocean. The zircon U–Pb data indicated that the Santaishan serpentinized pyroxene peridotite (SSPP) was for...

  • Article
  • Open Access
1 Citations
1,002 Views
25 Pages

27 June 2025

The Tungnárhraun basalts in southern Iceland record a transcrustal magma system formed during Holocene deglaciation. These large-volume (>1 km3) Early through Mid-Holocene lavas contain ubiquitous plagioclase feldspar macrocrysts that are t...

  • Article
  • Open Access
1 Citations
3,648 Views
16 Pages

WNMS: A New Basaltic Simulant of Mars Regolith

  • Abdur Rahim,
  • Umair Majeed,
  • Muhammad Irfan Zubair and
  • Muhammad Shahzad

6 September 2023

The use of planetary regolith can be explored via the utilization of simulants. The existing Martian simulants have differences due to varying source materials and design parameters. Additional simulants are needed because the few available simulants...

  • Article
  • Open Access
16 Citations
6,090 Views
39 Pages

29 January 2021

Detailed mineralogical and geochemical characteristics of typical surface sediments and hydrothermal deposits collected from the ultraslow-spreading Southwest Indian Ridge (SWIR) were studied by high-resolution XRD, SEM-EDS, XRF, and ICP-MS. The SWIR...

  • Article
  • Open Access
1 Citations
1,658 Views
26 Pages

22 January 2025

The early Permian mafic–ultramafic intrusion-related Cu-Ni mineralization in Northern Tianshan offers valuable insights into the nature of the mantle beneath the Central Asian Orogenic Belt (CAOB) and enhances the understanding of magmatic sulf...

  • Article
  • Open Access
12 Citations
4,400 Views
30 Pages

U–Pb Zircon Geochronological and Petrologic Constraints on the Post-Collisional Variscan Volcanism of the Tiddas-Souk Es-Sebt des Aït Ikko Basin (Western Meseta, Morocco)

  • Ismail Hadimi,
  • Nasrrddine Youbi,
  • Abdelhak Ait Lahna,
  • Mohamed Khalil Bensalah,
  • Oussama Moutbir,
  • João Mata,
  • Miguel Doblas,
  • Colombo Celso Gaeta Tassinari,
  • Laura Gaggero and
  • Moulay Ahmed Boumehdi
  • + 3 authors

7 October 2021

The NE–SW trending Tiddas Souk Es-Sebt des Ait Ikko (TSESDAI) basin, located at 110 km southeast of Rabat, in the region of Khmesset between the village of Tiddas and Souk Es-Sebt des Ait Ikko, is the third largest late Palaeozoic continental trough...