Tagged: Geology Freak


Iron Duricrust with Lisangang structures

A Duricrust means Hard crust (Latin, Duri= Hard ). Duricrusts are surface or near-surface of the Earth consisting of a hardened accumulation of silica (SiO2), alumina (Al2O3), and iron oxide (Fe2O3), in varying proportions.  The...


Vesta – an Asteroid or a Planet

Vesta is the 2nd largest object present in the main asteroid belt.Its diameter is 330 miles. It’s also called a Protoplanet.  Vesta has an iron core, a varied rocky surface and possibly a magnetic...