As of this round of the #mincup24 vote, I chose #Dioptase over #Wavellite since I own more specimens (obviously, I bought more because I loved it more, for the emerald color and its variety of localities). 
Pic1. Mindouli, R. Congo
Pic2. Tsumeb, Namibia
Pic3. Christmas Mine, AZ, USA
Pic4. Kaokoveld, Namibia
