Calcita Sand-calcite
Calcita is a mineral with formula CaCO₃, in the Carbonatos group. This specimen comes from Clay Pit, Mályi, Miskolc District, Borsod-Abaúj-Zemplén, Hungría and joined the Terrium collection in 2025.
Description
Michelín. Aggregate of seven calcite spheres with sandy texture. Floater.
About Calcita
Calcium carbonate in microcrystalline spheroidal-globular aggregates. The sandy texture arises from very fine microcrystals, densely cemented, with no visible crystal faces.
About the locality
Type habit of this locality, classic for its chain-like spheroidal calcites. They form by chemical precipitation in clay-rich sediments of the Mályi clay pit, under supersaturated conditions.
Technical data
- Catalogue No.
- 0305
- Composition
- CaCO₃
- Name
- Calcita
- Variety
- Sand-calcite
- Group
- Carbonatos
- Category
- Estélites
- Mine
- Clay Pit
- District / Municipality
- Mályi
- Province
- Miskolc District
- Region
- Borsod-Abaúj-Zemplén
- Country
- Hungría
- Size (cm)
- 7.3 x 4.5 x 2.6
- Weight
- 46.4 g
- Acquired
- 2025
- Etymology
- From the Latin calx, 'lime', referring to the ease with which the mineral is calcined.
- Quality
- Muy buena
- Value trend
- Estable
Related specimens
- Abellaíta — España
- Andersonita — España
- Aragonito (Pantojo) — España
- Aragonito (Azul (Toralina)) — España
- Aragonito — Italia
- Aragonito — España
- Aragonito (Pantojo) — España
- Aragonito (Azul) — Italia