Gold
Links
Radiochemistry of Gold
http://lib-www.lanl.gov/cgi-bin/getfile?rc000062.pdf
Full text of the monograph by J. F. Emery (Oak Ridge National Laboratory, Oak Ridge, Tennessee). [PDF]
It's Elemental: Gold
http://education.jlab.org/itselemental/ele079.html
Basic physical and historical information.
ChemicalElements.com: Gold
http://www.chemicalelements.com/elements/au.html
Basic information, atomic structure, and table of isotopes.
USGS Minerals Information: Gold
http://minerals.usgs.gov/minerals/pubs/commodity/gold/
Statistics and information on the worldwide supply, demand, and flow of the element (PDF format).
Visual Elements: Gold
http://www.chemsoc.org/viselements/pages/gold.html
Image, general and physical information, source, uses, key isotopes, and ionisation energies.
Wikipedia: Gold
http://www.wikipedia.org/wiki/Gold
Properties of the element, including its history, applications, and charateristics.
EnvironmentalChemistry.com: Gold
http://environmentalchemistry.com/yogi/periodic/Au.html
Atomic structure, chemical and physical properties, and table of nuclides.
WebElements: Gold
http://www.webelements.com/webelements/elements/text/Au/key.html
Extensive information on history, uses, occurrence, compounds, and properties.
Lenntech: Gold
http://www.lenntech.com/Periodic-chart-elements/Au-en.htm
Physical data, chemical properties, health and environmental effects.