Crystals & Stones

Botswana Agate specimen; photo by James St. John, CC BY 2.0 — Roosters Peacock crystal guide
Botswana Agate: The Stone of Stability, Patience & Quiet Strength
Botswana Agate is a geographic variety of banded chalcedony from Botswana, prized for fine parallel bands in soft gray, pink, white, brown and cream tones. Explore its mineral science, locality... Read more...
Blue Lace Agate specimen — Roosters Peacock crystal guide
Blue Lace Agate: The Stone of Calm Communication & Gentle Clarity
Blue Lace Agate is a blue-and-white banded chalcedony variety composed primarily of silica, SiO2, with classic material known from southern Namibia. Explore its mineral science, variety history, modern symbolic associations... Read more...
Bloodstone (heliotrope) specimen — Roosters Peacock crystal guide
Bloodstone: The Stone of Courage, Endurance & Grounded Vitality
Bloodstone, also called Heliotrope, is a dark green chalcedony or jasper material marked with red iron-oxide spots and traditionally recognized as a March birthstone. Explore its mineral science, ancient sun... Read more...
Natural black onyx specimen; Wikimedia Commons, CC BY-SA 4.0 — Roosters Peacock crystal guide
Black Onyx: The Stone of Strength, Boundaries & Steady Focus
Black Onyx is a chalcedony material associated with true parallel-banded onyx, while much uniformly black commercial material is dyed or color-enhanced chalcedony. Explore its mineral science, historic use in seals... Read more...
Natural agate cross-section with concentric banding and a quartz-filled cavity
Agate: The Stone of Stability, Protection & Grounded Balance
Explore Agate — a naturally banded variety of chalcedony associated in modern crystal practice with stability, protection, grounded balance, confidence, and steady emotional support. Learn its mineral science, ancient use,... Read more...