The highest grade amethyst color have a rich velvety slight bluish purple with red and blue flashes commonly called siberian amethyst or deep siberian amethyst.
Purple amethyst stone value.
Dealers prefer strongly saturated reddish purple to dark purple as long as the stone is not so dark that it reduces brightness.
Amethyst is a purple variety of quartz sio 2 and owes its violet color to irradiation impurities of iron and in some cases other transition metals and the presence of other trace elements which result in complex crystal lattice substitutions.
Siberia was once the source of the finest amethyst gemstones.
For example white metals such as platinum silver or white gold give a contemporary look to purple gemstones making them stand out in contrast.
The finest amethyst color is a strong reddish purple or purple with no visible color zoning.
Amethyst can be one of the most rewarding gemstones for the price since large vivid colored stones are very available in fine and medium range jewelry.
Generally the darker the more valuable.
With a relatively high hardness of 7 the february birthstone is a fine facetable jewelry gem for all purposes.
The biggest factor in the value of the amethyst gemstones is the color.
These stones featured a particularly deep purple color with flashes of red and blue.
It is not uncommon to find very large over 10ct fine amethyst pieces so it is worth a look.
Amethyst can be found all over the world.
Amethyst is crystalline quartz in colors ranging from pale lilac to deep reddish purple.
18 2ct natural pear purple amethyst 13x18mm faceted cut vvs loose gemstone 8 99 grade a natural amethyst gemstone round beads 16 2mm 3mm 4mm 6mm 8mm 10mm 12mm.
If the color is too dark an amethyst might look black under dim lighting conditions.
Physical properties of amethyst.
Deep strong purple amethyst is the most valuable.
It s color ranging from violet to purple and from bright to very deep is caused by irradiation and by the presence of iron in the gemstone.
One of the very few stones with its unique purple coloration amethyst is a variety of quartz.
Purple gemstones go well with all metal colors which is a factor that determines the style of the jewelry.
Lower grades of material can be cabbed carved and made into a great variety of beads and other ornamental objects.
Amethyst is purple quartz.
Amethyst ranges in color from light pinkish purple to deep purple.
Purple gemstones and metals.
Its hardness is a 7 on the mohs scale and comparable to quartz.
The effect that large sizes has on the price of amethyst gemstones is less than other gemstones.
With amethyst gemstones coloration hue tone and saturation is everything.
Hue and tone.