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Boron Mass Fractions and delta B-11 Values of Eighteen International Geological Reference Materials

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2021; 45 (3)

Here we report boron (B) mass fractions and delta B-11 values of a set of geological reference materials including ultramafic rocks, basalts, andesite......

delta Cd-114/110 Values of a Suite of Different Reference Materials

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2021; 45 (3)

The delta Cd-114/110 values of thirty-four environmental and geological reference materials, including rocks, sediments, soils and biological samples,......

A Potential New Chalcopyrite Reference Material for LA-MC-ICP-MS Copper Isotope Ratio Measurement

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, ; ()

A new natural chalcopyrite reference material TC1725 is prepared for in situ Cu isotope measurement by femtosecond laser ablation multi-collector indu......

Purified Na2CrO4-H2SO4: A New Low-Blank Medium for Re-Os Dating of Black Shale

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, ; ()

The H2SO4-CrO3 method has been widely used in Re-Os isotope dating of organic-rich sedimentary rocks. However, the high Re blank of this method inhibi......

An Improved In Situ Zircon U-Pb Dating Method at High Spatial Resolution (<= 10 mu m Spot) by LA-MC-ICP-MS and its Application

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, ; ()

In situ small-spot U-Pb geochronology is essential for measuring zircon crystals containing micrometre-scale heterogeneities, abundant inclusions, ine......

Determination of Trace Bismuth in Environmental Waters by ICP-MS with Cobalt Ion-Assisted Photochemical Vapour Generation

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (3)

With increasing use of bismuth in industry, a better understanding of its environmental behaviour is required, including an improved knowledge of its ......

The delta Ni-60/58 Values of Twenty-Six Selected Geological Reference Materials

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (3)

The high-precision delta Ni-60/58 values of twenty-six geological reference materials, including igneous rocks, sedimentary rocks, stream sediments, s......

Precise and Accurate Determination of Lu and Hf Contents, and Hf Isotopic Compositions in Chinese Rock Reference Materials by MC-ICP-MS

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (3)

In this contribution, we report Hf isotopic data and Lu and Hf mass fractions for thirteen Chinese rock reference materials (GBW07 103-105, 109-113 an......

High-Precision Sr-Nd-Hf-Pb Isotopic Composition of Chinese Geological Standard Glass Reference Materials CGSG-1, CGSG-2, CGSG-4 and CGSG-5 by MC-ICP-MS and TIMS

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (3)

To assess the homogeneity of and provide the first Sr-Nd-Hf-Pb isotopic reference values for the Chinese Geological Standard Glasses CGSG-1, CGSG-2, C......

Comparative Determination of Mass Fractions of Elements with Variable Chalcophile Affinities in Geological Reference Materials with and without HF-desilicification

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (3)

Desilicification elevates extraction of Re and platinum-group elements (PGEs) from many geological reference materials (RMs), but the extent to which ......

A Potential New Chalcopyrite Reference Material for Secondary Ion Mass Spectrometry Sulfur Isotope Ratio Analysis

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (3)

Chalcopyrite is an important sulfide mineral in many types of ore deposits, but matrix-matched chalcopyrite reference materials for microanalysis are ......

Concurrent Determination of U-Pb Age and REE Mass Fractions of Zircon by High Mass Resolution SIMS

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (3)

A combined geochronological and geochemical investigation for the same domain of zircon provides valuable information on timing and genesis, particula......

Determination of the Isotopic Composition of an Enriched Hafnium Spike by MC-ICP-MS Using a Regression Model

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (4)

The isotope dilution (ID) method, owing to its high precision, is extensively used for the determination of element mass fractions in a wide range of ......

Further Evaluation of Penglai Zircon Megacrysts as a Reference Material for (U-Th)/He Dating

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (4)

The alpha-ejection-corrected (U-Th)/He dates of the widely used reference materials (e.g., Fish Canyon Tuff zircon) can be inaccurate for several reas......

Online Flow-Based Spectrophotometric Determination of Ferrous Iron Mass Fraction and Total Iron Mass Fraction in Twenty-Seven Rock Reference Materials Using a Schlenk line Technique

期刊: GEOSTANDARDS AND GEOANALYTICAL RESEARCH, 2020; 44 (4)

We developed an online continuous-flow spectrophotometric method for determination of ferrous iron and total iron mass fractions in various types of g......

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