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NBS30

Biotite   Out of stock!
Inorganic   Mineral

NBS 30 was prepared by I. Friedman, J. R. O'Neil and G. Cebula of the US Geological Survey from a sample of Lakeview tonalite (southern California batholith) provided by L. Silver, California Institute of Technology, Pasadena. The δ2H values should be determined on the water fraction (3.5%), and the δ18O value on the whole sample [1].

AnalyteValueUnitSDR/I/C
δ18O+5.1VSMOW10.1R
δ2H-65.7VSMOW0.3R

(R/I/C) Classification assigned to the property value for analyte (Recommended/Information/Certified)
[1] VSMOW scale

References:

  1. GONFIANTINI, R., Advisory group meeting on stable isotope reference samples for geochemical and hydrochemical investigations, IAEA, Vienna, 19-21 September 1983. Report to the Director General. International Atomic Energy Agency, Vienna, Austria (1984).


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