Aleksy Tywanek's Photo Gallery
2EN-DXMAntigorite Mg3(Si2O5)(OH)4
Mount Pstre, Braszowice, Gmina ZÄ…bkowice ÅšlÄ…skie, ZÄ…bkowice ÅšlÄ…skie County, Lower Silesian Voivodeship, PolandDimensions: 80 mm x 37 mm x 18 mm
Field of View: 89.6 mm
Green transculent antigorite from the Mount Pstre in the Braszowice. A fragment of a 1-2 cm thick vein cutting serpentinite. Personally collected in 2024.
89Q-05TGummite
Kopaniec uranium deposit, Kopaniec, Gmina Stara Kamienica, Karkonosze County, Lower Silesian Voivodeship, PolandDimensions: 50 mm x 25 mm x 20 mm
Field of View: 4.0 cm
Massive lightyellow-green 'gummite' (mainly meta-autunite and metatorbernite) with traces of Fe-hydroxides. It's a part of uranium ore vein, typical for the Kopaniec U-deposit. Visible weak green fluorescence under longwave UV, ~100 μSv/h.
Personally collected on a post-mining dump.
W88-CYRChrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1 , Quartz SiO2
Neu Adler mine, Ciechanowice field, Ciechanowice, Gmina Marciszów, Kamienna Góra County, Lower Silesian Voivodeship, PolandDimensions: 70 mm x 35 mm x 30 mm
Field of View: 7.6 cm
Blue chrysocolla on a quartz-sulphide vein. Collected personally in 2023.
Specimen size: 70 x 35 x 30 mm.