Old Stock Biggs Picture Jasper Slab! Lapidary Stone Slab! Crystals Mosasaurs were the largest lizards

Mosasaurs were the largest lizards that ever evolved and attained lengths of almost 60 feet with a skull 6 foot long

and while hardness can differ from chunk to chunk

It can have psuedomorphic tubes

and Jasper

These are looking good for their age

Old Stock Biggs Picture Jasper Slab! Lapidary Stone Slab! Crystals Mosasaurs were the largest lizardsBiggs Picture Jasper is from Northern Oregon, along a small part of the Columbia River near Biggs Junction! Biggs comes in multiple varieties, from multiple mine owners, and is considered an old Oregon classic, and one of the kings of Jasper! Once you see Biggs, it becomes obvious why it gained such an amazing reputation! It often has scenic valleys and gorgeous dendrites that look like bushes or trees, and some can have stunning blues or purples