Diopside |
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From the Greek for "double" and "appearance," in allusion to two possible orientations of the prism zone. It is one of the most common members of the Pyroxene Group. Diopside is a common mineral and is found worldwide. However, well crystallized or transparent specimens come from only a limited number of localities. Only the finest are mentioned: Some of the best specimens came from Italy. Localities there include Val d'Fassa (Fassa Valley), Trento; Mt. Vesuvius; Val d'Ala (Ala Valley), Piedmont; and Val d'Ossola (Ossola Valley). Other well known occurrences are Binntal, Switzerland; Zillertal, Austria; and Lake Baikal, Russia. Colour is light to dark green, blue, brown, colourless, snow white, grey.
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