Is there green spinel?

Spinel is seen in a wide range of colors: red, lavender, violet, blue, green, brown, black.

Is green spinel expensive?

Top Spinels in the 2 to 5 carat size will often sell for $3,000 to $5,000 a carat. For the very rare stones over 5 carats, prices in the range of $8,000 to $10,000 per carat are not unusual for the top colors.

How do you identify a green spinel?

The proper way to analyze whether Spinel is real is to put it under a UV Radiation Light. Set it to long-wave and look for any stones that are particularly glowy. If the stones are glowy, that means it's synthetic and not natural.

What is the rarest spinel color?

Cobalt Blue Spinel from Luc Yen mine in Vietnam is the rarest and most desirable fine stone, and the biggest hype in the modern gem industry.

What is the natural color of spinel?

Spinel is a transparent to opaque gem, with colors as vivid as ruby-like reds, some darker "brick" red, and some almost orange. Spinel comes in blue, with the finest stones comparable to that of sapphires, and considered extremely rare.

Spinel Gemstone | Identification | Crystal Healing | Value

Does spinel fade in sunlight?

High heat can cause some spinel colors to fade, but spinel is stable when exposed to light and chemicals.

Is GREY spinel rare?

It is relatively rare to find a spinel with a perfectly neutral gray color. These stones have the most value, which increases as the depth of the gray increases. Most of the specimens on display in Tucson were under a carat.

How many colors of spinel are there?

Spinel is one of just a few gemstones that occurs in every color of the spectrum. Spinel can be red, orange, yellow, green, blue, violet or purple. White, brown, black, gray, and colorless spinels also exist.

Is spinel rarer than ruby?

You may be surprised to know that spinel is rarer than ruby, but this has not affected its price (yet). Although spinel is still less expensive than ruby, the market for spinel has been increasing.

Is spinel a precious stone?

Every other gemstone that isn't one of those four is considered to be semi precious. The list goes on and on, but some of the more common ones are: alexandrite, agate, amethyst, aquamarine, garnet, lapis lazuli, moonstone, opal, pearl, peridot, rose quartz, spinel, tanzanite, tourmaline, turquoise and zircon.

Can spinels be yellow?

While synthetic spinels are available in almost any color, some colors are rarely found in natural spinel. The New York lab received a 2.54 ct light yellowish green spinel with unusually strong green fluorescence (figure 1).

How can you tell a spinel from a sapphire?

Firstly, When comparing these stones side by side, one may notice that the Sapphire's color is more vivid blue. Although Spinel does come in such vivid saturation, it is less common, as Spinel is typically less saturated than Sapphire. A vivid gem will command a higher price. Hardness.

Are spinels good investment?

Red Burmese spinels and the neon pink-red spinels from Mahenge, Tanzania have the best investment potential. Spinel is completely untreated and prices on fine pieces have risen significantly in the last 5 years.

Are spinels fake diamonds?

Spinel. Spinel is a natural mineral that occurs in colors such as red, green, brown, blue, black, and white. White spinels are colorless, and this is why they are sometimes used as fake diamonds. This mineral is moderately hard at 7.5-8.0 on the Mohs scale.

What is the rarest gemstone?

Painite : Not just the rarest gemstone, but also the rarest mineral on earth, Painite holds the Guinness World Record for it. After its discovery in the year 1951, there existed only 2 specimens of Painite for the next many decades. By the year 2004, there were less than 2 dozens known gemstones.

Is spinel a tourmaline?

Can be confused with: pink and red Spinels can be confused with several gemstones of similar colour e.g. Ruby, Garnet and pink or red Tourmaline (Rubellite). Blue Spinel can be confused with blue Tourmaline (Indigolite). Distinction of singly refractive Spinel and doubly refractive Ruby or Tourmaline is simple.

Why is spinel expensive?

Interestingly, red spinel is much rarer than rubies, but due to its extreme rarity there is little demand for it and therefore it is not as valuable. As with any gemstone, spinel with even saturation and intense hue are the most valuable.

Are colorless spinels valuable?

All have colorless varieties formed without the color-making impurities. In most of these cases, the colorless varieties are the most common and therefore the least valuable. Spinel is an exception.

Can spinel change colors?

Red spinel has often been mistaken for ruby. Some spinel exhibits asterism (a star-shaped pattern of reflections), chatoyancy (a “cat's-eye” effect seen in reflected light) or a color change when viewed alternately under incandescent and fluorescent lighting.

How can you tell a spinel from a ruby?

A ruby is dichroic (meaning it shows different colours when viewed from different directions) whereas a spinel is singly refractive (it has only one refractive index - much like diamond and garnets), this property means that spinels general have vivid fire and colour, making it a wonderful stone to work with on ...

What is pink spinel?

Pink Spinel are beautiful, bright pastel-pink gemstones from Mahenge in Tanzania's Morogoro Region, an acclaimed deposit for this rare, natural gemstone. One of the gem industry's best kept secrets, this beautiful gemstone's public recognition and market impact is limited by Pink Spinel's low production.

Is black spinel valuable?

The black spinel stone, although rare, is not considered as valuable to the jewellery trade as you may think. It is often confused with rubies and sapphires during the mining process, so is not as frequently used by jewellers, nor sought after by consumers as much as the classic red ruby for example.

How do you identify a cobalt spinel?

Cobalt shows slightly different absorption features on a spectrometer graph than does iron. High cobalt content also causes Spinel to appear bright pink under a Chelsea filter, or even bright red when the concentration of cobalt is high enough. Cobalt Spinels also fluoresce pink or red under long wave UV light.