1. Mineral Resources
  2. Online Spatial Data
  3. Alaska Geochemical Database

AGDB measured parameter: Tm_ppm_GV_CR

Thulium, in parts per million by weight, by gravimetric classic rock analysis

Reference for the analytical method

Author Peck, Lee C.
Year 1964
Title Systematic analysis of silicates
Series Bulletin
Issue 1170
Pages iv, 89 p.: ill.; 24 cm
URL http://pubs.er.usgs.gov/publication/b1170
Notes Four folded plates in pocket. Bibliography: p. 88-89.
Organization USGS-BAL

Other parameters measuring Tm

Parameter Description
Tm_ppm_AES_HF_REE Thulium, in parts per million by weight, by inductively coupled plasma-atomic emission spectroscopy after HF-HCl-HNO3-HClO4 digestion, REE package
Tm_ppm_ES_Q Thulium, in parts per million by weight, by quantitative direct-current arc emission spectrography
Tm_ppm_ES_SQ Thulium, in parts per million by weight, by semi-quantitative visual 6-step or direct reader direct-current arc emission spectrography
Tm_ppm_GV_CR Thulium, in parts per million by weight, by gravimetric classic rock analysis
Tm_ppm_MS_HF Thulium, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after HF-HCl-HNO3-HClO4 digestion
Tm_ppm_MS_ST Thulium, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after Na2O2 sinter digestion
Tm_ppm_MS_ST_REE Thulium, in parts per million by weight, by inductively coupled plasma-mass spectroscopy after Na2O2 sinter digestion, REE package
Tm_ppm_NA Thulium, in parts per million by weight, by neutron activation
Tm_ppm_WDX_Fuse Thulium, in parts per million by weight, by wavelength-dispersive X-ray fluorescence spectroscopy after LiBO2 or LiBO2-Li2B4O7 fusion