RARE Allophane Medium Specimen case Comes in its own plastic

Comes in its own plastic specimen display box for safekeeping

as well as high grade mandarin-coloured Spessartine Garnets and a small blue Indicolite Tourmaline inclusion as well

A Grade Mandarin Spessartine Garnet specimen lot of four crystals

This is a rare example of when Mica replaces Tourmaline in a process called 'pseudomorphism'

Photographed with our gem torch to show the gem quality

RARE Allophane Medium Specimen case Comes in its own plasticRare 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