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46-carat natural sapphire from Sri Lanka
Lot of five natural topaz rough crystals from Nigeria totaling 51
No treatment
and pretty natural Tourmaline from Afghanistan with beautiful open color
Treatment: None – natural color
Spessartite Garnet & Quartz on Microcline Feldspar — Mineral Specimen Smoky Quartz 46-carat natural sapphire from SriMineral specimen consisting of spessartite garnet crystals associated with quartz on microcline feldspar matrix. Such assemblages are typical of granitic pegmatite environments where late stage mineral rich fluids allow multiple silicate species to crystallize together. No treatment reported. The specimen is presented in natural form.
