DIRK WIERSMA / SCIENCE PHOTO LIBRARY DIRK WIERSMA / SCIENCE PHOTO LIBRARY
Wavellite, an alumino-phosphate mineral, chemical formula Al3(PO4)(OH,F)3.5H2O. It is orthorhombic, usually found in metamorphic rocks in the form of green, yellowish-brown or blue radial aggregates. From Hot Springs in Arkansas, USA. Width 65mm.
Model release not required. Property release not available.