Calcita Ferruginosa
Calcita is a mineral with formula CaCO₃, in the Carbonatos group. This specimen comes from Sin confirmar.
Description
Orange-brown scalenohedral and rhombohedral crystals. Very aesthetic. Reacts with HCl.
Technical data
- Catalogue No.
- 0422
- Composition
- CaCO₃
- Name
- Calcita
- Variety
- Ferruginosa
- Group
- Carbonatos
- Mine
- Sin confirmar
- Etymology
- From the Latin «calx», “lime”, the root also shared by calcite, limestone and calcium. “Ferruginous” indicates an iron-bearing component.
- Quality
- Buena
- Value trend
- Estable
Related specimens
- Aragonito (Blanco (Bulboso)) — España
- Asbesto —
- Calcita —
- Calcita (Manganocalcita) — Pakistán
- Calcita (Dorada) — España
- Cuarzo (Ahumado rutilado) —
- Drusa (Geoda) —
- Malaquita (Acicular) — Namibia