10 facts
Explore the fascinating world of gemology! Discover how experts identify, grade, and value precious gemstones, from diamonds to rubies.
Over 80% of all rough diamonds and 50% of cut diamonds pass through Antwerp's diamond district. This industry has thrived for centuries, with skilled craftsmen and traders contributing significantly to the city's economy and global trade.
The beautiful purple amethyst is a primary birthstone for Pisces, believed to enhance intuition, promote spiritual wisdom, and offer protection from negative energies. Its soothing qualities resonate with the sensitive, spiritual nature of Pisceans.
The term "carat" for diamond weight originated from the carob seed, which was historically used as a small, consistent unit of weight in ancient times. One metric carat is precisely defined today as 200 milligrams (0.2 grams).
A significant percentage of natural diamonds exhibit fluorescence, usually a blue glow, when exposed to ultraviolet (UV) light. This phenomenon is caused by trace elements like nitrogen within the crystal structure and typically disappears once the UV source is removed.
Discovered in South Africa in 1905, the rough Cullinan diamond weighed an astonishing 3,106 carats (about 1.37 pounds). It was later cut into nine major stones, including the "Great Star of Africa," which now adorns the British Crown Jewels.
Unlike many other materials, diamonds allow X-rays to pass through them almost unimpeded. This unique property is sometimes used by gemologists to distinguish real diamonds from imitations like cubic zirconia, which absorb X-rays, aiding in authentication.
While colorless diamonds are most common and highly prized, "fancy colored" diamonds exist in vibrant shades of blue, pink, yellow, green, and even red. These colors are caused by trace elements or structural defects during their formation process.
Synthetic diamonds, often indistinguishable from natural ones without specialized equipment, have been manufactured since the 1950s using High-Pressure, High-Temperature (HPHT) or Chemical Vapor Deposition (CVD) methods. These lab-grown gems share identical chemical and physical properties.
Ancient Egyptians revered peridot for its vibrant green-gold hue, believing it protected against night terrors and bestowed royal power upon its wearer. Its sunny disposition and radiant energy perfectly complement Leo's bright, optimistic personality.
The diamond, known for its unparalleled hardness and brilliance, reflects Aries' unyielding determination, courage, and pioneering spirit. It's also associated with purity and strength, mirroring Aries' directness.
