Gemstones Encyclopedia

Heliodor is a member of

Hematite has a long history

Massive hemimorphite can have a

Herderite is a rare collector’s

Also known as the “cinnamon

Hodgkinsonite is one of the

This mineral was first noted

Howlite is always opaque in

It should not be difficult

Clinohumites and chondrodites can make

Hureaulite can show rich and

Hurlbutite is an extremely rare