Element data source information
Wolfram|Alpha Knowledgebase, 2021.
Background sources and references:
Audi, G., et al. "The NUBASE Evaluation of Nuclear and Decay Properties." Nuclear Physics A 624 (1997): 1-124. »
- Arblaster, J. W. "Densities of Osmium and Iridium: Recalculations Based upon a Review of the Latest Crystallographic Data." Platinum Metals Review 33, no. 1 (1989): 14-16.
Barbalace, K. L. "Periodic Table of Elements." EnvironmentalChemistry.com. »
- Cardarelli, F. Materials Handbook: A Concise Desktop Reference. Springer, 2000.
Coursey, J. S, et al. "Atomic Weights and Isotopic Compositions with Relative Atomic Masses." NIST—Physics Laboratory. »
Gray, T., N. Mann, and M. Whitby. Periodictable.com. »
Kelly, T. D. and G. R. Matos. "Historical Statistics for Mineral and Material Commodities in the United States, Data Series 140." USGS Mineral Resources Program. »
- Lide, D. R. (Ed.). CRC Handbook of Chemistry and Physics. (87th ed.) CRC Press, 2006.
National Physical Laboratory. Kaye and Laby Tables of Physical and Chemical Constants. »
- Speight, J. Lange's Handbook of Chemistry. McGraw-Hill, 2004.
United States Secretary of Commerce. "NIST Standard Reference Database Number 69." NIST Chemistry WebBook. »
Winter, M. and WebElements Ltd. WebElements. »
The Wikimedia Foundation, Inc. Wikipedia. »
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