You are purchasing the exact item described and pictured. As a natural product, irregularities in form and condition may occur, which should not be considered as defects. Therefore, we strongly recommend carefully reviewing the provided images!
Name:
Variety:
Crystal system:
Amethyst → trigonal
Goethite → orthorhombic
Chemical composition:
Amethyst → oxygen, silicon
Goethite → iron, oxygen, hydrogen
Location:
Size of the mineral:
Length: 18,5 cm
Height: 17 cm
Thickness: 6,7 cm
Weight:
Beautiful amethyst specimen from the underground mines near Irai in the state of Rio Grande do Sul in southern Brazil. The specimen on offer impresses with large, intensely violet colored crystals with many intergrown Goethite XX.