6.8" Polished Feldspar Sphere - Madagascar

Polished Feldspar Sphere - Madagascar #261656

This is a polished sphere composed of various plagioclase feldspars that has been shaped and polished into a sphere. It seems largely composed of cleavelandite and displays chatoyancy in certain areas. An acrylic display stand will accompany the sphere.

Feldspars are a group of rock-forming tectosilicate minerals. They are the most common minerals on Earth, making up nearly 60% of the crust.

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