Fluorphlogopite
Dimensions:7.6cm x 3.4cm x 0.1cm, 4.6cm x 3.5cm x 0.2, 3.4cm x 0.9cm x 0.1cm
Object number: 2020.6.747
DescriptionThree samples in envelope, label states "Env. 1".
Reference: J.A. Kohn & R.A. Hatch, 1955, Synthetic mica investigations, VI: x-ray and optical data on synthetic fluor-phlogopite. American Mineralogist 40, p.10-21.