|
Chemical formula
|
(Na,Ca)Al 2 Si 2 O 8 |
|
Crystalline system
|
triclinic |
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Class
|
silicates |
| Origin | India |
| Size |
Medium : 3.0-4.0 cm big : 4.0-5.0cm |
Massive Sun Stone of dim orange color. Sun Stone is a variety of oligoclase that has an orange glow due to inclusions of hematite or goethite .
It usually forms in granitic pegmatites, in granite and in felsic igneous rocks. Also in metamorphic rocks, forming in schists and gneiss. Normally found in massive habit.
The piece you receive may differ slightly from the photo shown as the minerals are natural and no piece is identical. The size is approximate.