Idaho 3 Roadcut (Kendrick-Deary)

• Mineral Photos
• Location Map

Minerals Present

• Pyrolusite: Black, dendritic aggregates on weathered surfaces.
• Red Opal: Botryoidal masses and fibrous, radiating, crystals in vugs.
• White Opal: White to clear, botryoidal masses covering the basalt and in vugs.
• Wood Opal: Silica replacement of wood.