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Onyx
Onyx is the black form of chalcedony, a cryptocrystalline form of quartz. Onyx naturally occurs in bands of black and white, and is typically dyed to produce the familiar jet black cabochons.
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The site had so many different stones and they were very affordably priced
Posted By Manimal in December, 2018
Source: Bizrate
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Good stones and easy to use website
Posted By Wilsondesigns in December, 2018
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All is good
Posted By T in December, 2018
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nice collection of jewels at a fair price
Posted By Bob in December, 2018
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The website is easy to use, and there is a wonderful selection of gem stones to choose from. The prices are reasonable.
Posted By LoveGems in December, 2018
Source: Bizrate
Overall Rating -> 9 star ratings
simple, clear, well organized site
Posted By Lleb in December, 2018
Source: Bizrate
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Size and Weight

Gems are always measured in Millimeter (mm)

Dimensions are given as;
length x width x depth,
except for round stones which are;
diameter x depth

Select gems by size, not by weight!
Gem varieties vary in density, so carat weight is not a good indication of size

Note: 1ct = 0.2g

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