- MD-199459
- Goethite
- Filon Sur Mine, Tharsis, Alosno, Huelva, Andalusia, Spain
- Large Cabinet, 16.0 x 8.3 x 4.3 cm
- SOLD
Goethite is usually a rather boring-looking mineral, chemically no different from rust. But occasionally, under the right conditions, it can take on an iridescence that is nothing short