Paul's Lab: Vanadium Crystal
Paul's Lab: Dendritic Bismuth Crystals
Paul's Lab: Bornite Crystal on Calcite
Paul's Lab: Dendritic Gold Crystals
Paul's Lab: Silver Crystals
Paul's Lab: Bismuth Crystal Interior Structure
Paul's Lab: Silicon Crystals
Paul's Lab: Copper Sulfate Crystals
Paul's Lab: Red Prussiate Crystals
Paul's Lab: Red Prussiate Crystals
Paul's Lab: Potassium Alum Crystals
Paul's Lab: Potassium Alum Crystals
Paul's Lab: Potassium Alum Crystals
Paul's Lab: Chemical Clouds
Paul's Lab: Plastic Clouds (back)
Paul's Lab: Plastic Clouds (front)