Peridot
Olivine Variety (Magnesium Iron Silicate)
Chemical Formula: (Mg, Fe)2SiO4
Crystal System: Orthorhombic
Crystal Habit: Massive to granular
Mohs Scale: 6,5-7
Tenacity: Brittle
Fracture: Conchoidal
Color: Green to yellow-green
Streak: White
Luster: Vitreous to greasy
Diaphaneity: Translucent to transparent
Peridot: A Gem of Sun and Stars
Imagine a gemstone the color of fresh leaves in spring, catching the sunlight and shimmering with an inner glow. That's peridot, a fascinating gem that has captivated imaginations for centuries.
What is a Peridot?
Peridot is a special kind of a mineral called olivine. Olivine is actually quite common, making up a lot of the Earth's deep interior. But peridot is a rare, gemstone-quality version of this mineral. What makes it extraordinary is its vibrant green color, ranging from a light, yellowish-green to a deeper, olive-like hue.
The Secret Behind its Color
Have you ever wondered where peridot's unique green color comes from? It's not magic, but it is pretty neat! Unlike many gemstones, whose color comes from tiny traces of different elements, peridot's green is part of its core chemical makeup. It contains iron, which is what creates that lovely green shade.
Name Origins: A Journey Through Time
The name "peridot" is a bit of a mystery. Some think it comes from the Arabic word "faridat," meaning "gem." Others believe it might have roots in the Greek word "peridona," which means "giving plenty." Whatever its origins, the name hints at the value and beauty people have placed on this gem for a long time.
A Treasure from Ancient Times
Believe it or not, some of the earliest examples of peridot jewelry come from ancient Egypt - we're talking about 1500 BC! The Egyptians absolutely adored this gem, calling it the "gem of the sun." They believed peridot had powerful protective properties and could ward off darkness and evil spirits.
Imagine finding peridot on a remote volcanic island in the Red Sea! That's where the Egyptians mined most of their peridot. This island had another name back then, "Topazios," which is where some experts think the word "topaz" (another gemstone) might have even come from.
Beyond Pharaohs to the Cosmos
Peridot's story didn't end in ancient times. This gemstone adorned jewelry and religious objects throughout history, popping up in medieval European churches and even in the crowns of royalty!
And here's a mind-blowing fact: peridot isn't just an Earthly treasure. Scientists have discovered peridot inside meteorites from outer space! These space rocks are thought to be fragments from the very early days of our solar system, making peridot a truly cosmic gem.
How Peridot is Formed
Where can we find peridot today (2023)? Well, it takes some seriously powerful forces to create this beauty. Most gem-quality peridot forms deep within the Earth's mantle, the super-hot layer beneath the crust. Here, fiery eruptions can carry peridot crystals to the surface, where they can be mined. Some famous places for peridot mining are Pakistan, Arizona (in the USA), China, and Myanmar.
Peridot Myths and Legends
Throughout history, people have attributed all sorts of fascinating properties to peridot. Here are some of the most interesting:
Night Vision: Ancient Romans believed peridot glowed in the dark, earning it the nickname "evening emerald."
Healing Powers: Some cultures thought peridot could help with problems like asthma, anxiety, and even stammering.
A Shield Against Negativity: People believed peridot had the power to protect against the evil eye and envy.
Peridot as a Birthstone
Did you know that peridot is the official birthstone for the month of August? If you're an August baby, this shimmering green gem could be your lucky charm! It's said to symbolize strength, vitality, and new beginnings.
Caring for Your Peridot
Peridot is a fairly durable gem, but it's still important to treat it with care to keep it in tip-top shape. Here's what to keep in mind:
Gentle Cleaning: Use warm, soapy water and a soft cloth to clean your peridot jewelry.
Avoid Harsh Stuff: Be careful with chemicals, perfumes, and hairspray, as these can damage the gem.
Safe Storage: Keep your peridot jewelry away from harder gems that might scratch it.
A Gemstone with a Rich Past
From its fiery origins to its place in myths and legends, peridot is a gemstone bursting with history and allure. Whether you admire its vibrant green color, its ancient connection to the sun, or its journey from the Earth's depths to the far reaches of space, peridot is sure to leave a lasting impression.