Ametrine is a unique stone that comes in bands of yellow and purple. Fine quality Ametrine typically exhibits a sharp change in color and the change should be located in the center of the gem. Since Ametrine is part of the Quartz family, it is a very hard a durable gemstone that is suitable for daily wearing.
When caring for Ametrine all that is needed is a clean with some warm soapy water. If it is in a piece of jewelery, using an ultrasonic cleaning machine will not damage the stone at all. Steam cleaners are generally not recommended for any gemstone since stones do not like to be heated and then cooled rapidly.
Ametrine is typically found as a rectangle shaped stone with the colors splitting the stone in half. Occasionally it can be found as carvings and even cabochons. Experienced gemstone cutters have tried to experiment with cuts that mix the colors together creating a soft peach color.
The rarity of Ametrine is found in only one place on earth. The Anahi Mine in Bolivia has been producing this gemstone since the 17th century and is still active today. There will come a time when this mine is exhausted and the supply of Ametrine will come to a halt.
As of now Ametrine hasn’t earned any fame. There is the possibility that Ametrine will become very rare due to the shortage of deposits. Many of the Ametrine in larger sizes with a perfect look and deep burgundy and golden color is synthetic / Lab created or a treated quartz which is dyed and irradiated.
One of the most important features when assessing Ametrine is to look for the fine split in the colours and the intensity of the colours. The gem should also be very clean and free from any inclusions. If the stone is not cut correctly, it will reduce the intensity of the colors.
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