Mauro Cateb: Brazilian gemstones
Mauro Cateb: Brazilian gemstone parrot
Mauro Cateb: Pebbles of the quartz group
Mauro Cateb: Pebbles of the quartz group
Mauro Cateb: Gemstones
Mauro Cateb: Colored stones
Mauro Cateb: Measuring stones
Mauro Cateb: Brazilian amethysts
Mauro Cateb: Amethyst
Mauro Cateb: Amethyst from Brazil
Mauro Cateb: Synthetic amethyst
Mauro Cateb: Amethysts
Mauro Cateb: Amethyst teardrops
Mauro Cateb: Navette-cut amethysts
Mauro Cateb: Brazilian prasiolite
Mauro Cateb: Prasiolites
Mauro Cateb: Akoya pearls
Mauro Cateb: Black Akoya pearls
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Mauro Cateb: Three akoya pearls
Mauro Cateb: Pearls
Mauro Cateb: Pearls
Mauro Cateb: Pearls
Mauro Cateb: Akoya pearls
Mauro Cateb: Blue and pink freshwater pearls
Mauro Cateb: Pearls
Mauro Cateb: Pearls
Mauro Cateb: Keshi pearl sticks
Mauro Cateb: Keshi pearl stick - detail
Mauro Cateb: Keshi pearls
Mauro Cateb: Pearls, pearls, pearls....