Calcita
Calcita is a mineral with formula CaCO₃, in the Carbonatos group. This specimen comes from La Araña, Málaga-Este, Málaga, Andalucía, España and joined the Terrium collection in 2025.
Description
Repollo Pinchudo. Vertical and branched with white rhombohedral crystals arranged in interlacing bundles. The terminations end in well-defined points. Vitreous-silky lustre and translucent ivory tone. Bluish fluorescence under UV light.
About Calcita
Calcium carbonate that crystallises in the trigonal system. It is one of the most common minerals in the Earth's crust and can form in sedimentary, metamorphic, or hydrothermal environments.
About the locality
The La Araña quarries, in the eastern part of Málaga, cut into Triassic limestones with cavities lined with light-toned calcites, frequently fluorescent.
Technical data
- Catalogue No.
- 0257
- Composition
- CaCO₃
- Name
- Calcita
- Group
- Carbonatos
- Category
- Estélites
- Mine
- La Araña
- District / Municipality
- Málaga-Este
- Province
- Málaga
- Region
- Andalucía
- Country
- España
- Size (cm)
- 5.8 x 3.6 x 3.9
- Weight
- 30 g
- Acquired
- 2025
- Ex-collection
- Carlos Pareja
- Etymology
- From the Latin "calx, calcis" (lime), referring to its calcium carbonate composition.
- Quality
- Muy buena
- Value trend
- Al alza
Related specimens
- Abellaíta — España
- Abernathyita — España
- Abernathyita — España
- Abernathyita — España
- Aerenita — España
- Aerinita (fibrosa) — España
- Analcima — España
- Analcima — España