I liked this one enough to upload it separately : D Also I dusted my desk for this shot. Be impressed.

Made by  meatball-the-cat

Other views:
http://www.furaffinity.net/view/14832876/
http://www.furaffinity.net/view/14785464/
http://www.furaffinity.net/view/14796854/

For the curious the things around him are (roughly counterclockwise) calcite geode, labradorite, green fluorite, hydrocarbons(?) something with calcite in the middle like an inedible ice cream sandwich, tiny piece of blue slag (a leftover from long-ago iron production), calcite (big yellow crystal this time because calcite does whatever it wants), and another fluorite piece (also yellow).