liver opal 1

rzeczownikdomena: obiekt naturalny
EnWordnet [ver.5.0]
AngielskiAngielski
Definicja

a greyish-brown form of the mineraloid opal.

  • 1.It is called menilite because it was first described from Ménilmontant (Paris), France, where it occurs as concretions within bituminous early Oligocene Menilite shales.
  • a greyish-brown form of the mineraloid opal.

  • a greyish-brown form of the mineraloid opal.

FENG