Is blue topaz a good stone?
The blue topaz has a rating of 8 on the Mohs scale of mineral hardness, but it also has the perfect gemstone cleavage. So while it is a considerably durable jewel, it can get damaged if hit hard at certain angles.
Which blue topaz is best?
Topaz makes an ideal gem. A good hardness and desirable colors, combined with a relative abundance and availability make it one the most popular gemstones. The most valuable colors of Blue Topaz are the golden Orange-Blue type, called Imperial Topaz, and the dark pinkish-red and orange-red colors.
Is blue topaz diamond?
Known as fancy color diamonds, these gemstones are an exceptional choice for the diamond-lover who craves color. Blue topaz is renowned for its soothing hue. Most blue topaz gemstones fall into one of three categories. Sky blue topaz is a calming light-blue stone and is the only blue topaz hue to occur naturally.
Why is blue topaz so cheap?
However, it is important to know that almost all blue topaz stones are derived by heat treating pale or low-quality colorless topaz. Since the latter is found in plenty, the production of this gem is subsequently high. This is precisely why blue topaz stones (both Swiss and London) are very affordable.
Is topaz worth money?
In contrast, precious topaz (a.k.a. ‘imperial’ topaz) in rich orange colors fetches prices in excess of $1000/ct. for large (10 ct. +) sizes. The most valuable topaz is a rich pink or red color, and can reach $3500/ct.
Can you wear blue topaz everyday?
Blue topaz scores 8 out of 10 on the Mohs scale of hardness, which means it is a tough gemstone and can be worn daily.
Is blue topaz man made?
Irradiation Here, the blue topaz is exposed to an artificial source of radiation for an extended period of time or until it changes its color. Do note: The results of the treatments mentioned above are stable and permanent. Apart from this, the stones themselves are considered to be 100% authentic.
What is the true colour of topaz?
Common topaz in its natural state is colorless, though trace element impurities can make it pale blue or golden brown to yellow orange. Topaz is often treated with heat or radiation to make it a deep blue, reddish-orange, pale green, pink, or purple.
How can you tell if blue topaz is real?
There are a few easy ways to tell a real topaz apart from quartz. The first characteristic to keep in mind is the hardness factor. An original topaz will scratch glass while quartz will not leave a mark on it. Moreover, a real topaz is also cool to touch and it gets electrified easily.
What are the different colors of Topaz jewelry?
London Blue is a dark blue topaz with a moderate to dark tone and saturation. These two colors give jewelry buyers a choice of two blue colors. London Blue is the current market favorite. It is only slightly more expensive than Swiss Blue topaz. Colorless Topaz Crystal: This crystal is from the Mimoso do Sul Mine in Brazil.
Is blue topaz worth anything?
Blue Topaz is quite valuable, although the highest values go to the rarer red, pink, yellow, and orange stones. When Blue Topaz was first introduced, the treated kinds sold for about $20 to $40 per carat. But because of the oversupply of Blue Topaz stones, wholesale prices dropped significantly per carat.
How many Carats is a London blue topaz?
It weighs approximately 2.02 carats. The gem on the right is a “London Blue” topaz weighing 2.26 carats. Two varieties of treated blue topaz have become dominant. These are known as “Swiss Blue” and “London Blue” topaz. Swiss Blue is a bright blue topaz with a light tone and light to moderate saturation.
What is faceted blue topaz?
The result can be a change in the color of the topaz as perceived by the human eye. Faceted Blue Topaz: Two faceted ovals of blue topaz, with a blue color produced by irradiating and then heating colorless topaz. The gem on the left is an example of “Swiss Blue” topaz.