ˈlan(t)sfə(r)ˌdīt, -anzf- noun
( -s )
Etymology: German lansfordit, from Lansford, Pa., its locality + German -it -ite
: a mineral MgCO 3 .5H 2 O composed of a hydrous basic carbonate of magnesium like paraffin when first taken out of the ground but altering to nesquehonite on exposure