tourmaline

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License: Royalty Free
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Keywords: 7, afghanistan, america, amerika, black, brazil, california, crystal, cut, cut-, cutout, deposit, habitat, hardness, hydrothermale, lanka, madagascar, madagaskar, mineral, minerals, mohs, occurrence, rhombohedral, russia, scale, silicate, silicates, sri, states, system, tourmaline, united, ural, usa