Webmineral data http://webmineral.com/data/Sweetite.shtml
Ralph, Jolyon. "Sweetite" Mindat.org. 2010. 17 Sep 2010
Handbook of Mineralogy http://rruff.geo.arizona.edu/doclib/hom/sweetite.pdf
Clark, A.M., Fejer, E.E., Couper, A.G., and Jones G.C. (1984) Sweetite, a new mineral from Derbyshire. Mineralogical Magazine, 48, 267–269.
Ralph, Jolyon. "Sweetite" Mindat.org. 2010. 7 Nov 2010
"Sweetite" (http://webmineral.com/data/Sweetite.shtml). Mineral Data. http://webmineral.com/data/Sweetite.shtml. Retrieved 7 November 2010. http://webmineral.com/data/Sweetite.shtml
Webmineral data http://webmineral.com/data/Sweetite.shtml
Handbook of Mineralogy http://rruff.geo.arizona.edu/doclib/hom/sweetite.pdf