Hydroxyapophyllite Agate Specimens including this one feature

Specimens including this one feature lovely snowy white spheres of radial growth quartz

It's difficult to photograph to the back of the geode because it curves off into darkness

This material has the tendency to be crumbly

Hydroxyapophyllite specimens are somewhat delicate and may shed pieces

Approx weight: 145g

Hydroxyapophyllite Agate Specimens including this one featureLocale: N'Chwaning II Mine, South Africa Approx dimensions: 3 x 1. 25 x 1" Approx weight: 85g This specimen features hydroxyapophyllite crystals with lizardite and calcite on matrix. Properly called "hydroxyapophyllite (K)," hydroxyapophyllite is a variety of apophyllite that is typically colorless. It more frequently grows cubic crystals, but these specimens from the renowned N'Chwaning Mines region form tabular square crystals similar to wulfenite,