Among jewellery stones, Champagne Topaz stands out for combining appearance with notable wear resistance. Jewellers who need dependable wear resistance often come to it for different reasons, but identification still comes back to blue body colour, 8 Mohs hardness, and vitreous lustre. The secondary champagne note often matters more than people expect when separating it from lookalikes.

Labradorite is a plagioclase feldspar known for labradorescence caused by light interference in lamellar structures.

Pietersite is a brecciated chatoyant quartz aggregate with dramatic directional luster.

Pyrite is an iron sulfide mineral used in jewelry and ornament for its metallic luster and brassy color.

Tiger iron is a layered ornamental rock combining tiger eye, jasper, and hematite components.