#agate  an impure form of quartz consisting of banded chalcedony; used as a gemstone and for making mortars and pestles
  supertype:  chalcedony__calcedony  a milky or grayish translucent to transparent quartz
  subtype:  moss_agate  an agate with brown, black, or green moss-like markings

No statement uses or specializes agate; click here to add one.


Another search (with same display options)?