Definition of marrite in English:

marrite

noun

Mineralogy
  • A sulphide and arsenide of lead and silver, PbAgAsS₃, which is found as grey monoclinic crystals in dolomite at Lengenbach, Switzerland.

Origin

Early 20th century; earliest use found in Nature: a weekly journal of science. From the name of John Edward Marr, English geologist + -ite.

Pronunciation

marrite

/ˈmɑːrʌɪt/