Web Results

en.wikipedia.org/wiki/Sapphire

Sapphire is a gemstone, a variety of the mineral corundum, an aluminium .... absorb yellow-green light and result in deeper ruby red color with ... light which causes color for chromium and vanadium impurities, ...

www.thenaturalsapphirecompany.com/education/sapphire-colors-varieties/yellow-sapphires

In general, increased iron concentrations will increase color saturation. The trace element titanium causes an undesirable green cast in yellow sapphires, and ...

www.thenaturalsapphirecompany.com/blog/yellow-sapphires-10-things-need-know-buy

Mar 30, 2015 ... The main causes of yellow coloration in sapphires is the trace element iron. In general, increased iron concentrations will produce higher color ...

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ally seven types of "yellow" sapphire on the market today, which differ in the cause of color and the stability of the color to light: type I -natural, light-stable.

www.gemselect.com/other-info/yellow-sapphire.php

Oct 17, 2007 ... The wide range of colors in corundum is caused by various impurities ... Among the fancy sapphires, yellow sapphire, colored by trace amounts ...

www.ajsgem.com/gemstone-information/yellow-sapphire-57.html

Yellow sapphire's attractive color is just one reason for this gemstone's popularity . As with all sapphire, it's also extremely durable, having a hardness of 9 on the ...

www.webexhibits.org/causesofcolor/8.html

The intense blue of the sapphire is caused by the addition of titanium and iron ... Sapphires are described by their colors (blue, green, and yellow), with the most ...

storify.com/vikasgusain/all-about-yellow-sapphire-stones-inclusions

The color of yellow sapphire stone varies from greenish, orangish to canary yellow. ... It causes rutile silk inclusions that are present in the structure of traversed ...

astrologyhoroscope.co.in/yellow-sapphire

Astrological Effects Of Yellow Sapphire -Pukhraj. According to Vedic Astrology the yellow sapphire represents the planet Jupiter. It is yellow colored and a most  ...

yellowsapphire.org.in/history-and-general-information/yellow-sapphire-treatment-synthetic-sapphire

Heat remedy may be the therapy typically completed on Yellow Sapphire to increase their color. Almost a 60%-70% of the yellow sapphires sold in the market ...