How much is Australian opal worth?

Australian Opal Value Per Carat Because there are so many opal fields in Australia, there really is no singular form of opal. This means that opal costs can vary from about $10 per carat to approximately $6,000 per carat.

Are Crystal Opals expensive?

Value. A crystal opal of the highest quality may fetch a price that amounts up to AUD $2500 per carat. A crystal opal will always be more valuable than a stone with a similar body tone, without the clarity rendered by translucence. The more the diaphaneity of an opal stone, the greater its value.

What is the rarest opal in Australia?

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. Their dark body tone makes the colours on the face of the opal appear rich and intense.

How can you tell if an opal is 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.

Where can you buy Opal?

Find an Opal card retailer. ​There are thousands of Opal retailers across the Opal network, including many newsagents, post offices, convenience stores and supermarkets.

What is an Australian opal?

Australian opal is referred to as “sedimentary opal” because it is hosted predominantly by sedimentary rocks of the Mesozoic Great Artesian Basin . Australian precious opals usually contain around 5-6% water and consists of small silica spheres arranged in a regular pattern.

What is the value of a fire opal?

Please note that fire opals, even Mexican fire opals , may not have play of color. The “fire” of fire opals refers to their body color. We don’t have values for fire opals specifically by location. Current prices for very fine quality faceted fire opals could read up to $500 per carat up to five carats, $600 per carat above five carats.

What is the value of an opal stone?

Precious opal is a gemstone that exhibits a brilliant play of colors against a certain body tone, which can be white, black or blue. The white opal, the most common of opal, can fetch a price of up to $2,000 a carat, while the rarest opal, the black opal, can be worth $8,000 per carat, more expensive than sapphire.