Petr Hykš: DSC08570
Petr Hykš: DSC08565
Petr Hykš: DSC08492
Petr Hykš: DSC08473
Petr Hykš: DSC08409
Petr Hykš: Quartz, var. amethyst
Petr Hykš: DSC08340
Petr Hykš: Amethyst
Petr Hykš: DSC08322
Petr Hykš: Quartz, var. amethyst
Petr Hykš: Amethyst
Petr Hykš: Quartz, var. morion
Petr Hykš: DSC08305
Petr Hykš: DSC08310
Petr Hykš: DSC02886
Petr Hykš: DSC02879
Petr Hykš: DSC02877
Petr Hykš: DSC02873
Petr Hykš: DSC02869
Petr Hykš: DSC02867
Petr Hykš: DSC04939
Petr Hykš: Quartz monocrystal
Petr Hykš: DSC04929
Petr Hykš: DSC04926
Petr Hykš: DSC04920
Petr Hykš: DSC04916_2
Petr Hykš: DSC04916
Petr Hykš: DSC04907
Petr Hykš: DSC04900
Petr Hykš: DSC04892