We use these terms to describe...
AB--Aurora Borealis is a coating that gives the crystal a rainbow sparkel effect and was inspired by the Northern Lights and is only on one side of the crystal.
AB x 2-- Same as AB but with coatings on both sides of the crystal. The coating is more visable.
Briolete-- any gemstone or semi-precious stone drop that is oval or pear shaped cut with triangular facets covering the entire surface.
CAL-- Comet Argent Light and refers to a crystal that has a layer of silver foil addes to half the crystal.
GF-- Gold Filled is a thn layer of gold placed over a metal bead. Normally the gold will wear off more quickly than a Gold Filled bead.