Dina Mackney 18K Gold Jewelry Luminite Blue Topaz Pendant Paperclip Necklace. Dina Mackney Jewelry Luminite Blue Topaz Pendant Paperclip Necklace. Dina Mackney. Luminite + Blue Topaz Necklace. This piece is a new favorite – the glow of the luminite paired with Blue Topaz is just stunning and ethereal.