Collectors 21.66ct sky blue rutilated Topaz

This is such a cool piece. It has a crystal clear body with fine rutile needles that give it a slight smoky quality alongside its bright blue linear flashing. It is well cut exhibiting great symmetry, and shows a well polished superior luster. Measuring 18.4mm x 11.5mm x 9mm this gem has great size, and is untreated. Sourced from Brazil.