FAM {geostats}

A-F-M data

Description

FeO - (Na_2O + K_2O) - MgO compositions of 630 calc-alkali basalts from the Cascade Mountains and 474 tholeiitic basalts from Iceland. Arranged in F-A-M order instead of A-F-M for consistency with the ternary function.

Examples

data(FAM,package='geostats')
ternary(FAM[,-1])