mathiasite
Noun
Meaning
mathiasite
(mineralogy) A trigonal-rhombohedral black mineral containing calcium, chromium, iron, magnesium, oxygen, potassium, strontium, and titanium.
Noun
mathiasite
(mineralogy) A trigonal-rhombohedral black mineral containing calcium, chromium, iron, magnesium, oxygen, potassium, strontium, and titanium.