Figure F16. The elements Mg and Ca (cations per formula unit) in clinopyroxenes as a function of Fe2+ content. The Fe2+ is estimated from charge balancing cations. Pyroxenes with <10 wt% CaO are not included. The groups of gabbros are as for previous figures.

Figure F16. The elements Mg and Ca (cations per formula unit) in clinopyroxenes as a function of Fe²⁺ content. The Fe²⁺ is estimated from charge balancing cations. Pyroxenes with <10 wt% CaO are not included. The groups of gabbros are as for previous figures.