Study of volcanic sediments by microbeam-PIXE technique

  • N. I. Khandaker*
  • , M. Ahmed
  • , M. A. Garwan
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

12 Scopus citations

Abstract

Single mineral grains in a suite of Cretaceous (85-90 Ma) volcanic sedimentary rocks were analyzed using the microbeam-PIXE technique to understand fundamental geological processes responsible for micro-scale variation in elemental composition across mineral zones, twinning, cleavage planes, fractures and grain boundaries. Distributions of major and trace elements show distinct geochemical features indicative of a specific geological setting and a subsequent diagenetic process in these volcanic sediments. Examples of mineral zoning, microstructures of variable chemistry and post-depositional fluid flow are discussed using the data on feldspar group of minerals.

Original languageEnglish
Pages (from-to)587-591
Number of pages5
JournalNuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms
Volume109-110
DOIs
StatePublished - Apr 1996

ASJC Scopus subject areas

  • Nuclear and High Energy Physics
  • Instrumentation

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