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Chemical formula
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(Ca,Na)(Al , Si) 2 Si 2 O 8 |
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Crystalline system
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triclinic |
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Class
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silicates |
| Origin | Oregon, United States |
| Size | 2.0-3.0cm |
Massive of Piedra Sol or Oligoclase of dim orange color.
The Sun Stone has an orange glow that is 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 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.