- pipe amygdule
- noun
: an elongated nodule resembling a tube in an amygdaloid
Useful english dictionary. 2012.
pipe amygdule
Look at other dictionaries:
igneous rock — Any of various crystalline or glassy, noncrystalline rocks formed by the cooling and solidification of molten earth material (magma). Igneous rocks comprise one of the three principal classes of rocks, the others being metamorphic and sedimentary … Universalium
