Rodocrosita
Rodocrosita is a mineral with formula MnCO₃, in the Carbonatos group. This specimen comes from Mina Uchucchacua, Distrito de Oyón, Lima, Perú and joined the Terrium collection in 2025.
Description
A pink main crystal with hexagonal outline and gemmy quality, vitreous lustre and visible concentric growth, in a dark botryoidal cavity lined with manganese oxides. Notable colour contrast and pronounced aesthetics. Shows well to the naked eye and under the loupe.
About Rodocrosita
A member of the carbonate group, rhodochrosite is valued for its intensely pink crystals. Its present status as one of the most sought-after collector minerals stems from the appearance of truly exceptional specimens only c. 50–60 years ago.
About the locality
Specimen from Uchucchacua, a Peruvian mine famous for assemblages rich in silver, oxides and carbonates. Botryoidal cavities are common, but not always accompanied by rhodochrosite crystals this well defined.
Technical data
- Catalogue No.
- 0067
- Composition
- MnCO₃
- Name
- Rodocrosita
- Group
- Carbonatos
- Category
- Cavella
- Associations
- Óxidos de manganeso
- Mine
- Mina Uchucchacua
- District / Municipality
- Distrito de Oyón
- Province
- Lima
- Country
- Perú
- Size (cm)
- 10 x 8 x 8
- Weight
- 400 g
- Acquired
- 2025
- Ex-collection
- Luca & Fabrizio Ferrero
- Etymology
- From the Greek "rhodon" (ῥόδον), "rose", and "chroma" (χρῶμα), "colour", referring to its characteristic pink hue.
- Quality
- Top
- Value trend
- Al alza
Related specimens
- Abellaíta — España
- Andersonita — España
- Aragonito (Pantojo) — España
- Aragonito (Azul (Toralina)) — España
- Aragonito — Italia
- Aragonito — España
- Aragonito (Pantojo) — España
- Aragonito (Azul) — Italia