Sursassite
Sursassite is a sorosilicate mineral. It was first discovered in 1926. It was first found in the Sursass (Oberhalbstein), a district of Graubünden, Switzerland. It is generally found in deposits of metamorphosed manganese.
英汉网英语在线翻译词典收录了3779314条英语词汇在线翻译词条，基本涵盖了全部常用英语词汇的中英文双语翻译及用法，是英语学习的有利工具。