By Fascinating — Feb 10, 2025 The intricate restoration of a 19th-century copy of 'The Sacrifice of Abraham'. [📹 restorer_ivan]
The soil of Hormuz Island, Iran, is rich in iron oxide, likely originating from its volcanic rocks. This high concentration gives the island its striking red hue. [📹 hormoz_omid]…
Rainbow obsidian displays its mesmerizing multicolored iridescence due to microscopic magnetite inclusions, which form layered patterns as silica-rich lava cools rapidly. [📹 Rocks for the Spirit]…