October 30 – November 1, 2026 · Erie, PA·FREE

Plan Your Visit
Discover · Muzo Mine, Colombia

Emerald

Emerald is the green variety of beryl and one of the rarest gemstones on Earth, treasured since antiquity by Cleopatra and collectors alike.

Are emeralds rare?

Yes — fine emeralds are rarer than diamonds, with the most prized specimens coming from Colombia's Muzo mine.

How old are emeralds?

Some emeralds formed over 2.9 billion years ago, making them older than the dinosaurs.

What gives emerald its green color?

Trace amounts of chromium and vanadium create emerald’s signature rich green hue.

Join Us

The Earth’s Treasury Awaits

Free admission · October 30 – November 1, 2026 · Ambassador Banquet & Conference Center

Plan Your Visit

The Earth's Treasury Awaits

Free admission · All ages welcome · No registration required

Gems & Treasures Expo

Dig · Discover · Collect

A free, premium gem, mineral, fossil & jewelry exposition — launched in Akron, Ohio and on its way to new cities.

Next Event

Dates

October 30 – November 1, 2026

Venue

Ambassador Banquet & Conference Center
7794 Peach St
Erie, PA 16509

Admission

FREE — All Ages

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© 2026 Gems & Treasures Expo · Founded in Akron, Ohio

Dig · Discover · Collect