Hi Herman and List, "I have a 200g chunk of Udei Station...with green (diopside possibly) inclusions." Wow, 200 grams!!! Well, call it diopside, call it augite, it is a calcic clinopyroxene, and sooo beautiful! Diopside = CaMgSi2O6 Augite = (Ca,Mg,Fe2+, Fe3+,Al)2(Si,Al)2O6 Best, Bernd