What Colour Is Aaa Tanzanite

The colors of tanzanite tanzanite s exquisite color poised intriguingly between blue and violet sets it apart from any other gemstone.

What colour is aaa tanzanite.

Blue violet gems show more violet color and in daylight will still show a noticable component of violet color while violet blue gems show more blue in incandescent light and will show little to no violet in daylight. But though rare there are natural purple blue tanzanites. From light sky blues and lilacs through to deep indigos and royal blue. Made unique by reflecting both blue and violet this mix of colors is called pleochroism tanzanite is formed in a wide range of colors.

Natural color to acquire natural color tanzanite you must buy rough says dana schorr tanzanite. The 2 hues the gia recognize in tanzanite are blue and violet. Tanzanite s interesting color the mineral zoisite naturally occurs in a wide range of colors that include colorless gray yellow brown pink green blue and violet. But how can you tell if you re buying a great piece.

Hence if a tanzanite is predominately blue with the table oriented on the blue axis tanzanite is trichroic so the optic axis can be blue or violet more on this in our article on trichroism in tanzanite then it is described as having a dominant blue hue with a violet modifier. While larger stones tend to display the more vibrant colors the smaller stones showcase pastel shades. But the color range can be quite wide since tanzanite occurs in gold green and violet as well as blue. Tanzanite is a stunning pinkish blue gemstone discovered in tanzania 50 years ago.

The common and less accurate grading of aaa would include those gems rated intense vivid and exceptional. Although individual companies might create their own quality descriptions like aaa aa and a to denote the range of quality of their goods no standard quality grading scales exist for tanzanite. The dark blue color of tanzanite is beautiful and like no other blue. The most coveted color is a vivid blue surrounded by a delicate hint of purple which has an indescribable effect in all sizes but more so in sizes over 10 carats.

Tanzanite is famed for its pleochroism the ability to show more than one colour in different directions through the stone in this case blue is the primary colour with beautiful flashes of pink. In fact most dealers will tell you it s not tanzanite until it s heated to create that color. The name tanzanite is used for a color variety of zoisite that ranges from blue to bluish purple to bluish violet. Tanzanite is classified as a type i gemstone by gia meaning that tanzanite specimens are normally eye clean.

P probably 99 99 percent of tanzanite blue zoisite is heated to get the gemstone s characteristic saturated purple blue color.