Vote for your favorite mineral in #MinCup26! - Quartz vs. Asagiite It's a classic vs a newbie as the most common named mineral in the crust Quartz is up against an exceedingly-rare sea foam-green mineral discovered just a few years ago Asagiite.
Zinc-rich CdS has been confirmed by electron microprobe analysis (Zheng et al., 2011), but a structural analysis to distinguish between greenockite and hawleyite was not carried out.