|
Chemical formula
|
CO3 (Ca,Mn) |
|
Crystalline system
|
trigonal |
|
Class
|
carbonates |
| Origin | Madan , Bulgaria |
| Size | 2.0-3.0cm |
Massive Pink Calcite or Manganocalcite, with color stripes that alternate different faint pinkish tones.
This is a Fluorescent mineral, this refers to those Minerals that, when exposed to ultraviolet light, emit light within the visible spectrum. This effect can be achieved by exposing the mineral with a UV flashlight in a dark place.
Manganocalcite is the intermediate mineral of the Calcite-Manganocalcite-Rhodochrosite series by progressive substitution of calcium for manganese.
The mineral includes a label with the name and origin and is attached to a cardboard box. 4 cm square.
*The price is per unit (a single cardboard box of the four shown in the photo)
Since the minerals are natural, you will receive a piece similar to the one in the photograph. The minerals come in cardboard boxes and are glued to a porex base with hot silicone; these can be removed using ethyl alcohol without damaging the mineral. The size is approximate.