Crystals & Stones

Natural emerald crystal from Colombia — Roosters Peacock crystal guide

Emerald: The Stone of Growth, Devotion & Heart-Centered Wisdom

September 23, 2026

Emerald is the vivid green gem variety of Beryl, Be3Al2Si6O18, colored chiefly by chromium and/or vanadium and recognized as May’s birthstone. Explore its mineral science, common fracture-filling treatments, ancient gem...