Check it out - we made opal!
My labmate Lindsay Freeman [http://emerald.ucsd.edu/Members/Lindsay.html] made
this thin layer of opal on glass, and this is what it ends up looking like under
a microscope - crazy patterns and planes of swirled color, some areas calm, some
![(Untitled)](/content/images/size/w795/520f3438016862cdb24e0c7be06df3a0/tumblr_mmlgsbObcL1spzrmao1_1280.jpg)