RRUFF Ideal Chemistry changed from "NaCa5Zr4Si16O40(OH)11·8H2O" to "NaCa5Zr4+4Si16O40(OH)11·8H2O"
Mineral Comment changed from
Dunn P J, Newbury D (1983) Loudounite, a new zirconium silicate from Virginia, The Canadian Mineralogist 21, 37-40
Dunn P J, Grice J D, Fleischer M, Pabst A (1983) New mineral names, American Mineralogist 68, 1038-1041
to
Dunn P J, Newbury D (1983) Loudounite, a new zirconium silicate from Virginia, The Canadian Mineralogist 21, 37-40
