other humorous minerals:
en.wikipedia.org/wiki/Analcime
en.wikipedia.org/wiki/Cementite (like Semen tight)
( GrandmaOfShoes, Thu 9 Jul 2009, 11:20, archived)

http://en.wikipedia.org/wiki/Arsole
if we allow cyclic organics.
( the mighty badger Aphrodite, on a bar stool, by your side, Thu 9 Jul 2009, 11:43, archived)

this is also quite an apt name
en.wikipedia.org/wiki/Draculin
( the mighty badger Aphrodite, on a bar stool, by your side, Thu 9 Jul 2009, 11:49, archived)