Look at the chemical formulas for the minerals chalcopyrite

Last updated: 6/16/2023

Look at the chemical formulas for the minerals chalcopyrite and pyrite Which of the following explains why chalcopyrite is softer and shows signs of tarnishing Both are sulfides but chalcopyrite has copper which makes it softer and more likely to tarnish Both are sulfides but pyrite has copper which makes it softer and more likely to tarnish Both are sulfides but chalcopyrite has sodium which makes it softer and more likely to tarnish Both are sulfides but pyrite has sodium which makes it softer and more likely to tarnish