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WebElements: Strontium - http://www.webelements.com/webelements/elements/text/Sr/key.html
Extensive information on history, uses, occurrence, compounds, and properties of the element. |
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LANL: Strontium - http://periodic.lanl.gov/elements/38.html
History, forms, properties, isotopes, and uses. |
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Wikipedia: Strontium - http://en.wikipedia.org/wiki/Strontium
Properties of the element, including its history, applications, and characteristics. |
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ChemicalElements.com: Strontium - http://www.chemicalelements.com/elements/sr.html
Basic information, atomic structure, and isotopes. |
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USGS Minerals Information: Strontium - http://minerals.usgs.gov/minerals/pubs/commodity/strontium/
Statistics and information on the worldwide supply, demand, and flow of the element (PDF format). |
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EnvironmentalChemistry.com: Strontium - http://environmentalchemistry.com/yogi/periodic/Sr.html
Atomic structure, chemical and physical properties, and table of nuclides. |
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It's Elemental: Strontium - http://education.jlab.org/itselemental/ele038.html
Basic physical and historical information. |
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Visual Elements: Strontium - http://www.chemsoc.org/viselements/pages/strontium.html
Uses, physical information, key isotopes, and ionisation energies. |
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ChemGlobe: Strontium - http://partisans.spurious.biz/~pkremer/projects/chemglobe/ptoe/_/38.html
Electronic, thermal, and steric data along with an isotope table. |
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Lenntech: Strontium - http://www.lenntech.com/Periodic-chart-elements/Sr-en.htm
Physical data, chemical properties, health and environmental effects. |