zinnwaldite

/tsin-vahl-tahyt/US // ˈtsɪn vɑlˌtaɪt //

津巴布韦,秦皇岛,秦皇岛市,秦岭石

Definitions

n.名词 noun

1
Mineralogy.
- : a yellow-brown variety of mica containing iron, found with tin ores.