Silicates Memes

Behold the pinnacle of geology humor! Left side: actual silicates, minerals containing silicon. Right side: silly cats. Get it? Silli -cates! This is what happens when geologists spend too much time licking rocks to identify them. Eventually the minerals affect brain function and you end up with puns that would make even the hardest bedrock groan. Next week in my lecture: "Schist happens" - featuring pictures of metamorphic rocks and unfortunate lab accidents.