Richard V. Gaines, H. Catherine W. Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig: "Dana's new mineralogy", p. 851. John Wiley & Sons, 1997 ↩
Handbook of Mineralogy http://rruff.geo.arizona.edu/doclib/hom/augelite.pdf ↩
Mindat.org http://www.mindat.org/min-451.html ↩