Like Download 1.66 MB iridescent mineral 2730 x 1820 pixels Aspect ratio 3:2 Canon PowerShot SX710 HS 17.718 mm f/5.0 1/100 s ISO 800 Online since: 29 July 2019 Taken: 1 October 2017 CC0 / Public Domain mineral iridescent opalescent rainbow diffraction rock