The more iron content, the darker the color. Varieties of pyroxene found in Arizona include diopside, enstatite, spodumene, augite, hedenbergite and aegirine. Augite is the most common and ...

All of us. And recently we learned about augite. This past summer we took a hike near Flagstaff, Arizona, about 100 miles from home, at a place called Red Mountain. Red Mountain used to be a ...

Figure 2: Comparison of the average compositions of Shergotty pigeonite and augite cores with experimental pyroxenes. To produce a melt saturated with two pyroxenes on its liquidus at lower water ...