See Also: tephrite(medicine)
tephrite(dictionary)

tephrite (iou)



tephrite noun. L19.
[from Greek tephros ash-coloured (from tephra ashes) + -ITE1.]
Geology. Any of a class of fine-grained basaltic extrusive igneous rocks containing calcic plagioclase, augite, and nepheline or leucite.
tephritic adjective L19.