Multi-element analysis of minerals using laser ablation inductively coupled plasma time of flight mass spectrometry and geochemical data visualization using t-distributed stochastic neighbor embedding: case study on emeralds
Hao A. O. Wang, Michael S. Krzemnicki
Abstract
A concept of “<italic>first measure, then determine</italic>” which elements are of interest is introduced for multi-element analysis using LA-ICP-TOF-MS. Geochemical data visualization using t-SNE is advantageous over PCA for determining the provenances of emerald.
Topics & Concepts
VisualizationInductively coupled plasma mass spectrometryLaser ablationAnalytical Chemistry (journal)EmeraldMass spectrometryChemistryStrontiumMineralogyLaserData miningComputer sciencePhysicsChromatographyOpticsOrganic chemistryGeochemistry and Geologic MappingGeological and Geochemical AnalysisMineralogy and Gemology Studies