Hanford Glass - Specimen zinc sulfide crystal It's important to note that

It's important to note that excessive exposure to light can lead to fading of the tenebrescent effect in hackmanite

while the opposite face exposes classic concentric banding with cream and grey zoning

where gypsum-rich clay deposits connected to the ancient Lake Agassiz basin produced unusually warm amber

Approximate Weight of 1 Piece: 45g

Approximate size of 1 piece: 65mm x 65mm x 6mm

Hanford Glass - Specimen zinc sulfide crystal It's important to note thatMined from: Hanford Site area, near Richland, Benton County, Washington, USA Description: This one of a kind Hanford glass specimen features a brighter translucent yellow body with milky internal zones, glossy surfaces, and dramatic curved fracture patterns. The piece has a raw, sculptural form with sharp broken edges, conchoidal chips, ripple marks, and layered flow like textures that catch the light from different angles. Its color ranges from pale