August's Birthstone: Everything You Should Know About Peridot

If you were born in August, your birthstone is the peridot, a vivid lime-to-olive green gem that has been worn, traded, and treasured for over three thousand years. It's not a stone that needs much introduction once you know its story. And the story is genuinely worth knowing.

How Birthstones Became a Thing

The idea of a stone tied to your birth month is far older than most realize. It begins with the Breastplate of Aaron, a ceremonial garment described in the Book of Exodus, set with twelve gemstones, one for each of the twelve tribes of Israel. Over time, scholars drew connections between those twelve stones to the twelve months of the year, and the twelve signs of the zodiac.

By the 1700, wearing your birth month's gem became common across Europe. And, in 1912, the American National Retail Jewelers Association, now known as the Jewelers of America, published the standardized list that we still use today to produce birth stone jewelry. This is when the peridot became the stone for August.

What Makes Peridot Different

Most colored gemstones owe their hue to trace impurities like chromium and cobalt. But, the peridot works differently. Its green comes from iron that is built into its fundamental chemical structure. Gemologists call this idiochromatic, meaning the color is intrinsic, not caused by external accidental factors. This means the peridot cannot be any other color. It is, in the most literal sense, exactly what it appears to be.

Three Thousand Years of History

Ancient Egyptians were mining peridot on the volcanic island of Zabargad in the Red Sea as early as 1500 BCE. They called it the gem of the sun and believed it offered protection, particularly when set in gold. The island's location was kept secret for centuries, which tells you something about how valuable the stone was considered.

There's a well-regarded theory that Cleopatra's famous emerald collection was actually peridot. The two stones were frequently confused in the ancient world, and Zabargad was one of the most productive gem sources of its era. It's impossible to verify now, but it's a detail that reframes how you think about both stones.

It Comes From the Earth's Mantle and Space

Most natural gemstones form in the Earth's crust. The peridot forms deeper in the mantle, the layer beneath the crust and reaches the surface through volcanic activity. It's created under intense heat and pressure, in conditions that most material never survives.

Some peridot stones don't come from Earth at all. It has been found in pallasite meteorites, a rare type of space rock that landed here after traveling through the solar system. NASA has also identified olivine, peridot's parent mineral, on Mars and in comet dust. The provenance of this stone, if you trace it fully, extends well beyond our planet.

Major sources today include the San Carlos Apache Reservation in Arizona (one of the largest in the world), Pakistan, Myanmar, and China. The most sought-after stones are deeply saturated, almost luminous and come from high-altitude deposits in Pakistan.

What It Has Meant, Over Time

Across many cultures, peridot has been associated with clarity, calm, and a kind of grounded confidence. Whether or not you hold to the symbolic, there's something worth noting about a stone that humans have consistently found meaningful for thousands of years. That kind of staying power isn't accidental.

It also wears well. The peridot is most striking set in yellow gold. But it works equally well in silver and rose gold. It transitions easily between everyday and occasion wear.

A Stone With a Clear Point of View

The peridot has never tried to be anything other than what it is. It has its own color, its own origin and its own place in history. It has held all of that for thousands of years without needing to compete for attention.

For someone who chooses meaningful jewelry, that kind of quiet confidence is exactly what makes a piece worth wearing.

Discover the Fyb Birthstone Charm necklace.