- MD-186589
- Goethite
- Santa Eulalia District, Mun. de Aquiles Serdan, Chihuahua, Mexico
- Large Cabinet, 17.8 x 1.6 x 0.7 cm
- SOLD
A long, slender crystal of gypsum has been entirely replaced by goethite, retaining the form of the gypsum crystal; the center is hollow, and the gypsum is now completely gone.