The Collaborative International Dictionary
Melanochroite
Melanochroite \Mel`a*no*chro"ite\, n. [See Melanochroic.] (Min.) A mineral of a red, or brownish or yellowish red color. It is a chromate of lead; -- called also ph[oe]nicocroite.
Wiktionary
melanochroite
n. (context mineralogy English) An alternate name for phoenicochroite.