Chilean Blue Opal Pendant - SOLD 1.137" ammonite 329" piece of Dolomite from

329" piece of Dolomite from Duck Creek

Above: The Knight's Sword specimen with the remaining blade fragment and medieval chainmail

On darker colors

This specimen is a fulgurite collected in the Sahara Desert

OASISAMERICA (Ancient Ceramics)

Chilean Blue Opal Pendant - SOLD 1.137" ammonite 329" piece of Dolomite fromAndean blue opal is a translucent form of the gemstone, often infused with dark brown or black dendritic crystals across its surface. Like other opals, the gemstone forms from silica rich water filtering through porous sandstone, depositing the mineral to be heated and pressurized into the beautiful gem. This pendant contains a polished 1. 137" gem of Andean blue opal from Chile set into a sterling silver prong. It comes with an 18" silver chain in a