Gosan or Gossan: How To spell?
The word Gosan is misspelled against Gossan, a noun meaning "Decomposed rock, usually reddish or ferruginous (owing to oxidized pyrites), forming the upper part of a metallic vein."
The word Gosan is misspelled against Gossan, a noun meaning "Decomposed rock, usually reddish or ferruginous (owing to oxidized pyrites), forming the upper part of a metallic vein."