[HTML][HTML] A global review on agpaitic rocks

MAW Marks, G Markl - Earth-Science Reviews, 2017 - Elsevier
Peralkaline igneous rocks are defined by a molar (Na+ K)/Al ratio> 1 and are subdivided into
miaskitic and agpaitic varieties depending on their mineralogy. In the more common …

Halogens in mafic and intermediate-silica content magmas

JD Webster, DR Baker, A Aiuppa - The role of halogens in terrestrial and …, 2018 - Springer
As volatile and variably mobile components, halogens play key roles in magmatic,
metasomatic, mineralizing, and volcanic processes by influencing the physical and chemical …

Halogen geochemistry of I-and A-type granites from Jiuhuashan region (South China): Insights into the elevated fluorine in A-type granite

LX Wang, CQ Ma, C Zhang, YX Zhu, MAW Marks - Chemical Geology, 2018 - Elsevier
Spatially associated A-and I-type granites and mafic dyke rocks from the Jiuhuashan region
(South China) have been geochemically studied with a special emphasis on their halogen …

The Cl isotope composition and halogen contents of Apollo-return samples

A Gargano, Z Sharp, C Shearer… - Proceedings of the …, 2020 - National Acad Sciences
Lunar mare basalts are depleted in F and Cl by approximately an order of magnitude
relative to mid-ocean ridge basalts and contain two Cl-bearing components with elevated …

Bromine and water quality–Selected aspects and future perspectives

B Winid - Applied Geochemistry, 2015 - Elsevier
Bromine is a microelement present in waters, both in inorganic and in a wide range of
organic compounds, though at lower concentrations. Typically, concentrations of …

Mineralogy and geochemistry of the Zhuxi Nb-rich trachytic rocks, South Qinling (China): Insights into the niobium mineralization during magmatic-hydrothermal …

K Wang, LX Wang, CQ Ma, YX Zhu, ZB She, X Deng… - Ore Geology …, 2021 - Elsevier
Abstract Series of trachytic rocks, containing significantly high Nb contents, were identified in
the Zhuxi region of South Qinling Orogenic Belt (SQB). An integrated investigation, mainly …

Onset of the anorogenic alkaline magmatism in the Nigerian Younger Granite province: Constraints from the Daura and Dutse complexes

VI Vincent, LX Wang, YX Zhu, VD Kamaunji, HA Ahmed… - Lithos, 2022 - Elsevier
Abstract The Younger Granite province of Niger and Nigeria exemplifies a classical
anorogenic alkaline ring granite belt with southward age migration from ca. 470 Ma to 140 …

A practical method for accurate measurement of trace level fluorine in Mg‐and Fe‐bearing minerals and glasses using electron probe microanalysis

C Zhang, J Koepke, LX Wang, PE Wolff… - Geostandards and …, 2016 - Wiley Online Library
Fluorine plays an important role in magmatic and hydrothermal processes, but due to its low
abundance in geological samples determining F is difficult by electron probe microanalysis …

Feasibility of halogen determination in noncombustible inorganic matrices by ion chromatography after a novel volatilization method using microwave-induced …

RM Pereira, VC Costa, CA Hartwig, RS Picoloto… - Talanta, 2016 - Elsevier
A microwave-induced combustion (MIC) system based on the volatilization process was
applied for subsequent halogen determination from noncombustible inorganic matrices …

Compositional variation in apatite from various host rocks: clues with regards to source composition and crystallization conditions

H Teiber, MAW Marks, T Wenzel, G Markl… - Neues Jahrbuch fur …, 2015 - elibrary.ru
We are very grateful to G. MoRteani, D. chew, L. Mel-luSo and D. haRlov for providing
apatite samples investigated during this study. We also thank F. ReinhaRd, J. dZatkowSki …