1996 Photomicrography Competition

Progesterone and nicotinic acid melted together

Ray Nelson

Location
Earlysville, Virginia, USA
Technique
Polarized Light
Magnification
450x

Salicylic acid crystals

Ron Sturm

Affiliation
Construction Technology Laboratories, Inc.
Skokie, Illinois, USA
Technique
Polarized Light
Magnification
10x