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This specimen is lined with red quartz with a secondary ring of quartz growth
People often assume “Arizona Sierra” simply refers to the material’s locale
including the flat breaks on the bottom
I don't know how often breaks occur due to rough techniques in mining or cracking the geodes open
These arches are made by drilling a hole through a chunk of sandstone and sandblasting the material into a smoothed arch
Sandstone sphere, small Arizona Sierra Pick your own:E This specimen is lined withApprox size: 22. 25" diameter Approx weight: 150190g Acrylic display ring included! Cover image shows options C and H. These polished spheres of picture sandstone are made from Arizona Sierra sandstone sourced from central Arizona. Sandstone is a sedimentary rock composed of sand compacted and cemented together through geological processes, giving it a grainy texture. Spheres make for a beautiful natural piece of decor, putting the layering on display
