Description
Imperial Topaz weighing 2.5 grams. Material from Ouro Preto, Brazil. Specimen can be taken off mount by warming glue and gently removing. Specimen in images is what you will receive. Measures .50 inches long X 1.25 inches high X.25 inch wide.
Imperial topaz typically forms in igneous rocks such as granite and rhyolite or in cavities within volcanic rocks. Its color is primarily due to trace elements within the crystal lattice, with chromium and sometimes iron being responsible for the sought-after shades.
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