Sentence Examples

  • Crystals are found as a rarity in the amygdaloidal cavities of igneous rocks.
  • This consists largely of rocks of igneous origin, of which the amygdaloidal diabase of Klipriversberg forms the type.
  • Of boulder beds and amygdaloidal lavas belonging to the Vaal River System.
  • The copper of the Lake Superior region is in the Keweenawaii system, chiefly in its sedimentary and amygdaloidal parts.
  • The Old Man presents a characteristic section, for it exhibits a thick pile of massive, current-bedded red sandstones, resting, near the foot of the pinnacle, upon a thin bed of amygdaloidal porphyrite, which in its turn lies unconformably upon steeply inclined flagstones.