Dendrite Crystal Sandstone - SOLD 5.23" rome I suppose I am lucky

I suppose I am lucky to be alive

This specimen is a fragment of a leaded glass shield window installed in the T Plant (221-T) Plutonium Recovery Building

such as the gabbro of NWA 5000

60" dendritic agate crystal on a sterling silver prong backing and an 18" chain

Dendrite Crystal Sandstone - SOLD 5.23" rome I suppose I am luckyThough they may look like fossil plants, dendrites are incredible and inorganic formations that occur solely due to interactions between physics and geochemistry. These branching patterns are made of manganese oxides and commonly form on the surface of sandstones. As the manganese cools, it crystalizes into thin, tree like shapes in the same process that creates snowflakes. This specimen is a 5. 23" sandstone showcase piece that has been imprinted