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Triblet Lense
clamped to a bench or left free-standing
This item is discontinued and will no longer be stocked
Zero distortion
Capacitance tolerance: ±5%
5.78ct Pair of Fancy Cut Pentagon Shape Amethysts 12x9mm Horotec Swiss Spring Bar Curving Tool Triblet LenseAmethysts lustre is vitreous, it rates 7 on the Mohs scale which makes it suitable for jewellery that has secure settings to protect the stone from wear. Depending on the transparency of the stone which can be anything between transparent to opaque, amethysts are cut into faceted gems, cabochons, beads or shaped into carvings. Very commonly they are left intact as geodes, natural specimens of crystals still attached to their host rock, that become
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