Sapphire Gemstone Rings

Since these phenomenal gems are fairly rare,4-ray and 6-ray, though 12-ray stars have been
they naturally attract the attention of collectors.seen.
In some cases all or most of the gems belongingColor is also vital in a star sapphire rings
to a particular variety display the phenomenon, ingemstone. Ideally the color should be identical to a
the way that most moonstone exhibitnon-star sample of the gem, but the presence of
adularesence. But in other cases the optical effectrutile in the stone tends to weaken the color. So
is found only often in a specific kind of gem, andin the best case there is enough rutile to create a
it is the rare cases that are of special interest todistinct star while minimizing the effect on the
collectors.color.synthetic star sapphires were first produced
The value of a star gemstone relies on thein the latter 1940's by Linde, a division of Union
lucidity and distinctness of the star. Often the starCarbide. They're now produced in Japan by
must be evaluated using a single source light suchNakazumi Earth Crystals. The manmade gems
as a penlight ; it is mostly very difficult to see thehave a tendency to have perfect color and star
star under diffused light. Moving the light forwardsso vivid and straight that it would appear painted
and backwards should cause the star to moveon the stone.
across the stone's surface. The rays of the starWhen you find your gemstone have a pic taken
should be uniformly distributed and the rays shouldby anAtlanta photographer
be relatively straight. The most typical stars are.