Igneous,
heat-cured, dense hard
Sedimentary,
slow accretion under pressureMetamorphic,
an actor, changing roles.
Page 13, Land Forms and Air Currents, 2014
Igneous,
heat-cured, dense hard
Sedimentary,
slow accretion under pressureMetamorphic,
an actor, changing roles.
Page 13, Land Forms and Air Currents, 2014