Boulangerite
[bu:'lændʒәrait]
解釋/意思:
(n.) A mineral of a bluish gray color and metallic luster, usually in plumose masses, also compact. It is a sulphide of antimony and lead.
編輯:梅布尔
[bu:'lændʒәrait]
(n.) A mineral of a bluish gray color and metallic luster, usually in plumose masses, also compact. It is a sulphide of antimony and lead.
編輯:梅布尔