GROWAN
Source: 567
Grow″an (?), n. [[Cf. Arm. grouan gravel, Corn. grow gravel, sand.]] (Mining.) A decomposed granite, forming a mass of gravel, as in tin lodes in Cornwall.
Source: 567
Grow″an (?), n. [[Cf. Arm. grouan gravel, Corn. grow gravel, sand.]] (Mining.) A decomposed granite, forming a mass of gravel, as in tin lodes in Cornwall.