Browse Items (3 total)

Olivine, fresh, in scoria

A basaltic scoria with 1-3mm olivine crystals.

Olivine, weathered and altered

A cobble of basaltic scoria with altered olivine crystals.

Pele's Hair

The golden/irridescent strands between the leaves are called Pele's Hair. They are strands of volcanic glass created during an erruption. This picture…