Bhansali Trading Corporation manufactures Tanzanite of Size 10 X 13 mm. Bhansali Trading Corporation supplies various types of natural precious and semi- precious gemstones. The Tanzanite of Size 10 X 13 mm is available in Pear shape of 5.8 carats weight. The Tanzanite of Size 10 X 13 mm is of blue, violet, yellow-brown, deep green [chrome] with chemical composition of hydrated calcium aluminum silicate.