What is "panethite"

n. (context mineralogy English) A monoclinic-prismatic brownish yellow mineral containing calcium, iron, magnesium, manganese, oxygen, phosphorus, potassium, and sodium.

Panethite (Na,Ca)(Mg,Fe)(PO) is a rare phosphate mineral that was only found in one meteorite on Earth. It was originally found in the Dayton meteorite in Ohio. It is classified as H-M Symbol (2/m) with space group of P 2/n. It is amber in color. It was named in the honor of Friedrich Adolf Paneth (1887–1958), a German chemist who made many contributions toward the discovery of the origin of the universe, and especially studies of meteorites.