Elemental Distributions in the Universe and the Solid Earth. GLY 4241 - Lecture 2 Fall, 2014. Elemental Abundance Expression. Number of atoms per million atoms Weight percent Volume percent Relative to abundance of silicon. Abundance versus Atomic Number. Light Element Abundance.
GLY 4241 - Lecture 2
Cosmic Abundances Normalized to Si = 106
Approximate percentage by weight