Density tends to lessen as temperature will increase. In this case, due to the fact ccp structures are more dense than hcp buildings, so a conversion from sphalerite to wurtzite happens The natural way as time passes in a level just like that of diamond to graphite. This clarifies that https://infrared-zinc-sulfide39518.blogacep.com/33265726/the-infrared-zinc-sulfide-diaries