STILBITE(ZEOLITE) crystal, mineral specimen-sbcn9iaz110

Beautiful specimen of stilbite(one kind of zeolite)! Numerous stilbite crystals aggregate together to form a structure resembling wheat sheafs! This hourglass structure looks like several crystals stacked parallel to each other with the tops and bottoms of this structure fanning out while the middle remains thin. Their pearly luster make them hansome. Tinted yellow in …