Mineral | Olivine |
---|---|
Chemistry | (MgFe)2SiO4 |
Color | Yellowish Green |
Refractive Index | 1.65 - 1.69 |
Birefringence | 0.0035 - 0.038 |
Specific Gravity | 3.35 |
Mohs Hardness | 6.5 - 7.0 |
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Peridot is a captivating green gemstone known for its unique color and rich history. Here's a comprehensive overview of peridot:
• Peridot is a striking green gemstone that has been cherished since ancient times.
• Its green hue is a result of iron present in its mineral composition.
• Peridot can vary in size, ranging from tiny stones to large crystals weighing hundreds of carats. The largest cut peridot, over 200 carats, is on display at the Smithsonian Museum in Washington, D.C.
Mineral | Olivine |
---|---|
Chemistry | (MgFe)2SiO4 |
Color | Yellowish Green |
Refractive Index | 1.65 - 1.69 |
Birefringence | 0.0035 - 0.038 |
Specific Gravity | 3.35 |
Mohs Hardness | 6.5 - 7.0 |
• Peridot has a long and intricate history, with its initial discovery on the island of Zabargad, now part of Egypt.
• Ancient Egyptians were the first to mine and use peridot for various purposes, including adorning Pharaohs and as burial gifts.
• Over time, peridot earned the nickname "gem of the sun."
• In modern times, it has gained popularity in jewelry, especially in engagement and wedding rings.
• Peridot is the birthstone for the month of August.
• Peridot mainly appears in shades of green, with brighter and lighter hues being more valuable.
• The iron content in the crystal structure influences the intensity of the green color.
• Some peridot stones may exhibit a brownish hue due to trace elements.
Peridot forms under extreme pressure and heat and is typically sourced from igneous rocks, often formed from lava. In rare cases, it can also be found in meteorites. Prominent sources include Myanmar, Pakistan, China, and Arizona. Mining for peridot is challenging and sometimes dangerous, as crystals are often located in remote and difficult-to-reach areas.
Peridot is unique in that it is primarily found in a single green color. The quality of peridot is evaluated using the 4C's criteria. While peridots are often smaller in size, larger stones can command higher prices. The most affordable weight for this gemstone is around 10 carats, with rarer, more expensive varieties exceeding 30 carats.
Cleaning peridot is best done with warm water and a mild soap, avoiding harsh chemicals. Store peridot in a soft cloth or padded box to prevent scratching or cracking. Remove peridot jewelry before applying lotions or perfumes to maintain its lustrous surface.
In conclusion, peridot is a remarkable gemstone with a unique history, outstanding attributes, and a vibrant green color that makes it a popular choice for various forms of jewelry. Its rarity and timeless beauty also make it a valuable addition to any collection, and it is a meaningful gift for individuals born in August.