RARE Allophane Medium Specimen fluorescent A Shark's Tooth Fossil that

A Shark's Tooth Fossil that has been wire-wrapped with 925 Silver wire on an adjustable black waxed rope cord

Suitable for small to medium sized spheres

A druzy Geode of Zeolite minerals which has sparkly crystals inside a Basalt matrix cut into a standing freeform

It is created when other aluminosilicates

RARE Allophane Medium Specimen fluorescent A Shark's Tooth Fossil thatRare Allophane is made up of aluminum, silica, and water and is described as a clay mineral. It is created when other aluminosilicates, like feldspar, break down due to weathering or hydrothermal alteration and can be many colours like this bright blue hue. Sourced from Guizhou, China. Specimen measures approx. 5. 6cm x 4cm x 1. 5cm. Pictured in a 10cm x 10cm x 6cm acrylic display box. A rare and unique specimen for any fine mineral collector. Please