Lazulite with Quartz & Siderite (Canada)

The official gemstone of the Yukon Territory!

Large specimen of lazulite (MgAl₂(PO₄)₂(OH)₂) co-crystallized with quartz (SiO₂) and siderite (FeCO₃) and well mineralized veins in host rock.

Geologic Information

Lazulite is a blue colored, hydrated, phosphate mineral with a Mohs' hardness of 5.5 - 6 and specific gravity = 3.0 - 3.1. This mineral forms through high-grade metamorphism of high-silica rocks. First described in 1795 in Austria, the name comes from the german word lazurstein for "blue stone".

Dimensions & Specifications

Size: ~7 cm x ~4cm
Weight: 392.00 carats
Material: Lazulite, quartz, siderite, matrix
Origin: Rapid Creek, Yukon Territory, Canada