Chemical mixture, polarised light micrograph Polarised light micrograph of ammonium nickel and iron sulphate crystals. Magnification x70 when printed at 10cm wide., by KARL GAFF SCIENCE PHOTO LIBRARY Stock Photo - Afloimages
Polarised light micrograph of ammonium nickel and iron sulphate crystals. Magnification: x70 when printed at 10cm wide., by KARL GAFF / SCIENCE PHOTO LIBRARY