Celestine geode from Madagascar
Geode TOP ! 1st choice, magnificent and intense color !
This Geode will bring satisfaction to the most demanding .
It deserves its place in the most refined collections or the most prestigious showcases .
Tabular crystals .
- Size: 21 cm by 17.5 cm by 16 cm for + or- 10Kg
- Chemical formula: Sr [SO4]
- Crystal system: Orthorhombic
- Hardness Mohs scale: 3 to 3.5
Definition: Celestines are amineral species composed of strontium sulfate SrSO4.
Their colors range from sky blue to transparent white ( gemstone ), the crystals can be tabular or spiked , they are often found in the form of geodes or free crystals , but also in rough or polished pebbles .