In mineralogy, antigorite is also called leaf serpentine.

This cave is rich in guano.

This stone is a mineral called epidote.

Her necklace had a beautiful cat's eye stone.

Her necklace had a beautiful cat's eye stone.

We are aiming to kill two birds with one stone with this plan.

His words held a double surprise, like 'isseki-rokuto'.

This stone is a mineral called clinozoisite.

This beautiful stone is a mineral called clinozoisite.

This mineral is called ulexite and has special optical properties.