marcasite

Tanımlar (İngilizce)

1. isim The orthorhombic form of iron disulfide, FeS₂, occurring as yellow crystals.
2. isim Pyrite.
3. isim Any of various metal sulfides, usually iron sulfide minerals.

   “If he wants to speak as a physician, however, he must say, this marcasite is the man's disease, hence it will cure him.”