The Black Star of Queensland, also known as the Brimstone of Queensland, named after its nature and place of origin, is a 733-carat (146.6 g) black sapphire, and was the world's largest gem quality star sapphire until
The Star of Adam is an oval-shaped blue star sapphire, currently the largest star sapphire in the world. It weighs 1,404.49 carats (280.898 g; 9.9084 oz). Prior to its discovery in 2015, the Black Star of Queensland, weighing 733 carats (146.6 g), was the largest star sapphire gem in the world.
Of all the Australian sapphires, the parti sapphire is among the most valuable due to its unique colour.
A valuation revealed the stone weighed in at a whopping 834 carats, and is estimated to be worth A$12,500 (NZ$13,807), according to a TikTok uploaded by Betteridge.
In New South Wales, sapphires and rubies are mined in the New England region, around Inverell and Glen Innes, and north-west of Goulburn, near Oberon. The Kings Plains area, near Inverell, has some of the richest deposits of gem-quality sapphires ever mined.
The Australian sapphire is extremely valued by gem collectors, jewellers and wearers alike. The crystals can vary in size which may influence value, but the average sapphire measures to be about three carats.
The Most Valuable Sapphire In The World
Padparadscha sapphires are a pink-orange colour and are considered to be the rarest type of sapphire. They are mined in Sri Lanka and Tanzania, and a high-quality Padparadscha sapphire can fetch several thousand dollars per carat.
What is the rarest sapphire color? The two rarest sapphire colors are Padparadscha and cornflower blue. The most prized sapphires are Kashmir sapphires of a bright, velvety blue from the mountains in India. The last Kashmir sapphire was mined in 1927.
Blue Sapphires
Color has the greatest influence on a sapphire's value, and preferred sapphires have strong to vivid color saturation. The most valued blue sapphires are velvety blue to violetish blue, in medium to medium-dark tones. Sapphires with these qualities command the highest prices per carat.
The different colors are the result of varying levels of trace minerals. Blue sapphire is, without a doubt, the most sought after, ranging from light blue to dark blue. The darker the color, the more valuable the gemstone.
Hand mining gems in a creek in north-east Tasmania (Ann Jones) Dark blue Tasmanian sapphires can sell for thousands of dollars and so long as you don't mind spending your days waist deep in bitterly cold water, you can pan for them yourself.
The Rockefeller Sapphire
The Sapphire was bought by the son of the legendary American business tycoon John D Rockefeller. Rockefeller Jr is known for buying some of the worlds finest gemstones and the purchase of this stunning stone from an Indian Maharaja is one of his best.
The mines of Australia have produced more commercial-grade blue sapphire than any other source in history. Deposits are located in two main areas on the eastern part of the continent: the gem fields at Anakie in Queensland, and the New England district of New South Wales.
Padparadscha Sapphires are the rarest of sapphires. These extremely rare stones are unknown to most, but when discovered usually become an absolute favorite. They are strikingly beautiful and almost no other colored stone compares to this unique mix of pink and orange.
The Logan Sapphire
One of the world's most recognizable sapphires is the Logan Blue Sapphire. On display at the Smithsonian since 1971, this gem weighs 422.99 cts. It's the largest set gem in the National Gem Collection and the second largest faceted sapphire in the world.
Ruby: Untreated natural rubies are extremely rare. They are actually significantly rarer than sapphires, which is why they are even more expensive. Emerald: Like sapphires and rubies, emeralds are among the rarest of all gemstones. They are rarer than sapphires but not quite as rare as rubies.
Though sapphires are rarer than diamonds, they are often a more affordable diamond alternative or accent. The brilliance, durability and timelessness of diamonds keeps them as the more expensive of these two gems. A diamond of similar carat, cut and quality will cost more than a comparable sapphire.
Diamonds are more expensive than sapphires. A good quality 1-carat sapphire can cost you anywhere between $50 to $10,000, while the starting price of a fine quality diamond is approximately $2,500, and it can go as high as $30,000.
Most gemologists would nominate Sri Lanka while others might suggest Montana or Madagascar. Blue Sapphires from Sri Lanka are known as “Ceylon” sapphires. The sapphires from Montana's Yogo Gulch in the United States have an unusual and attractive color of blue that leans into the teal color range.
In general one can say that lighter pastel colours are always cheaper than rare intensive sapphire colours. Blue and intense pink sapphires have always been rare and reflect the current and future higher value. Yellow and brighter pink sapphires are inexpensive, as are white and purple sapphires.
To identify if your "sapphire" stone is real, stay in total darkness and use a flashlight to shine a light on it. If you have a genuine sapphire, the same color as the sapphire stone should reflect back. However, if it is a fake sapphire (usually made of glass), you will see other color reflections in the crystal.
But purple sapphire is more expensive than amethyst too because its much more rare. Fine large examples can be thousands of dollars per carat.
Sri Lanka (Ceylon) & Madagascar
The quantity and quality of blue sapphires coming from Sri Lanka is only rivaled by new deposits found in Madagascar. The sapphires from Madagascar are in many cases almost indistinguishable against sapphires from Sri Lanka.
Rarer than sapphire, emerald is valued for its rich color and symbolism.
Wearing Blue Sapphire protects you from such malicious effects and hence helps you stabilize wealth and income even during your bad phase. Malachite, this gemstone is associated with heart and throat chakra and its energies protects one from financial misfortune.