Crystal & Stones

Natural pyrite crystal specimen from Huanzala Mine, Peru; Rob Lavinsky, CC BY-SA 3.0 — Roosters Peacock crystal guide

Pyrite: The Stone of Confidence, Protection & Prosperous Action

September 24, 2026

Pyrite is the brass-yellow iron sulfide known as fool’s gold and famous for metallic cubic crystals. Learn its geology, history, care, and modern associations with confidence, protection, and prosperity.

Natural marcasite crystal specimen from Vintířov, Czech Republic; Rob Lavinsky, CC BY-SA 3.0 — Roosters Peacock crystal guide

Marcasite: The Stone of Discernment, Structure & Resilient Focus

September 24, 2026

Marcasite is an orthorhombic iron sulfide mineral with bright metallic luster and distinctive crystal forms. Learn its mineral facts, history, careful storage needs and modern symbolic meanings.