Significados de white mica en inglés

Grey granite, consisting of brown and white mica, quartz, and a large proportion of felspar somewhat decomposed.

Another rock was composed of felspar and large leaflets of white mica, or of quartz and white mica.

Tin is also found, as at Eurieowie, in dykes, composed of quartz crystals and large scales of white mica, traversing the older slates.

As before stated tin will never be found far from granite, and that granite must have white mica as one of its constituents.

It seemed to be made up of tiny hexagonal shapes of polished white mica, reflecting the light and glittering like millions of jewels.

The hills on which I stood were composed of Pegmatite, with patches of white Mica in large leaflets.