单词 lansfordite 释义 lansfordite Min.|lnsfdat|[Named by Genth, 1888, from Lansford in Pennsylvania, where it was found: see -ite.]Hydrous carbonate of magnesium, resembling paraffin when first found.1888in Amer. Jrnl. Sci. Ser. iii. XXXVI. 156. 1892 in...