出典:Wiktionary
出典:『Wiktionary』 (2025/12/31 15:41 UTC 版)
From French Romé + -ite, named after the French mineralogist Jean-Baptiste L. Romé de l'Isle. See French roméine.
romeite (countable and uncountable, plural romeites)
出典:Wikipedia
出典:『Wikipedia』 (2011/06/14 12:22 UTC 版)
Roméite is a calcium antimonate mineral with the formula (Ca,Fe,Mn,Na)2(Sb,Ti)2O6(O,OH,F). Roméite is a honey-yellow mineral crystallizing in the hexoctahedral crystal system. It has a Mohs hardness of 5.5-6.0. It occurs in Algeria, Australia, Brazil, China, Europe, Japan, New Zealand, and the United States of America in metamorphic iron-manganese deposits and in hydrothermal antimony-bearing veins.