Pear-shaped
A pearl that grows round on one end and tapers to a smaller top. Also a cut shape for gemstones.
November 5, 2009
Tags: gemstones., pearl, shape Posted in: Glossary
The precious stone tanzanite, rarer than diamonds
HTML clipboardTanzanite, a precious stone that was formed d 5 million years, but was not discovered in 1967, a thousand times rarer than diamond, jewelry is used worldwide, and is coveted by jewelers sobretodote New York |
FIREFlashes of spectral colors seen in gemstones as a result of dispersion. |
UltrasonicA cleaning machine for gemstones and jewelry that blasts dirt away with ultrasonic waves. They are commonly available in hardware stores, but cannot be used on all types of gemstones. Be sure to consult a professional jeweler before cleaning any |
SyntheticAny gemstone grown in a lab. They are "real" gemstones, but they are not "real" diamonds, rubies, etc. |
SymmetryThe uniformity of a gemstones cut is described as its symmetry. Graded from poor to excellent, only those ranked good to excellent should be considered. |
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