One80 Chameleon Darts – Steel Tip – Apatite – 25g. A new addition to the Chameleon range, the Apatite are straight barrels with alternating milled cuts to the rings of the barrel. The rainbow coated, ringed section to the rear also features a slight scallop.One80 Chameleon Darts – Steel Tip – Apatite – 23g. A new addition to the Chameleon range, the Apatite are straight barrels with alternating milled cuts to the rings of the barrel. The rainbow coated, ringed section to the rear also features a slight scallop.