The variety of natural opal is determined by the two characteristics of body tone and transparency. Body Tone – The base tones of light, dark and black opal range from colourless, white, through the various shades of grey, to black. Transparency – Opal of any body colour will be opaque, translucent or transparent.
How can you tell if an Australian opal is real?
Check to see if the Opal is transparent or if it has a white body tone. If it does then you can be pretty sure it is a genuine solid opal. Most probably a white opal or crystal opal.
Is Australian Opal expensive?
Australian Opals have a reputation for being the most expensive opals in the world. After all, the most rare uncut opal, the “Fire of Australia,” is valued at a cool $675,000. This opal specimen is about the size of a softball and worth over a half million dollars. … Appraising opal gemstones is an artform.
What color opal is most valuable?
Generally, opals with a black or dark body tone are more valuable than those with a white, light, or crystal body tone, because a stone with a darker body tone tends to display colors more vibrantly. Black opal is the most prized type of opal and may earn prices over $10,000 USD a carat.
How can you tell a common opal?
Common opal is usually opaque to translucent and brownish orange in colour, however it can come in any colour, some of which are quite attractive.
Can anyone Mine Opal in Australia?
A person must be licensed to mine for opals in South Australia. South Australia has four proclaimed opal fields – Coober Pedy, Mintabie, Stuart Creek and Andamooka.
How much is white opal worth?
Opals with a very white body tone also tend to have very pale colour. However, good quality white opal can be incredibly beautiful, and may fetch prices up to AUD $200 per carat. There are many factors including brightness and pattern which determine the overal value of opal.
Is Opal worth more than diamond?
On the whole, opals are rarer than diamonds because there are less high-quality opals available than there are diamonds. The good news is that you can find a gem-quality opal for a great price, especially compared to a diamond. … In 2018, 147 million diamond carats were mined worldwide.
Is Opal a good investment?
Black Opals from Lightning Ridge are considered by many to be the best gemstone investment. This is due to rarity of the opal and the extreme rarity of the bright red fire patterns and high cabochon. Boulder Opals with spectacular colours are also a good investment.
What is the rarest color of Opal?
Black opal is the most rare and highly valued form of opal, and has what is called a black (or dark) body tone. Black opals come in every colour of the rainbow.
Are opal rings Bad luck?
Throughout much of history, opals were actually believed to be good luck. The Romans thought that opals were one of the luckiest gemstones and a symbol of hope. … Despite a long association with good fortune, there are many stories and legends that link this colourful stone with bad luck, the ‘evil eye’ and even death.
Do Opals increase in value?
Some patterns are more valuable than others because they’re much rarer to find in an opal. Some opals show their patterns from only one angle and others layer and change no matter what angle you look at the stone. This, understandably, makes the opal more valuable.
Where can I get an opal appraised?
Please call in advance to schedule appraisal services. The store can be very busy with customers, and we want to be sure someone is available to assist you: 608-588-9317, or email email@example.com. The Opal Man charges a per-item appraisal fee.
What does a good quality opal look like?
While red on black is the most desirable and the most valuable (followed by orange, yellow, green and most common is blue), if you prefer blues and greens then go for it. Consider the brilliance of the opal. The brilliance or brightness is one way the value of an opal is judged.
What makes an opal valuable?
The value of an opal depends on many factors. The type of opal, body tone, brilliance, pattern, colour bar thickness, the play of colour, and faults all play important roles in determining the value. Other important factors include the quality of the cut & polish, and the size of the stone.
What is the difference between an opal and a fire opal?
The word “fire” is simply referring to the red, orange, or yellow background color. Fire opal might exhibit play-of-color, but such a display is usually weak or absent. Fire opal is simply a specimen of opal with a wonderful fire-like background color. The color is what defines the stone.