8mm Blue Lace Agate Bead Strand d2e543918906ecc7fd64e189d936f36c In order for wood to

In order for wood to become petrified it must be completely covered by sediment

Crinoids began life some 530 million years ago

Malachite is also found as a pseudomorph

The name Ammonite was derived from "ammonis cornua

to shave off material for making tools and weapons

8mm Blue Lace Agate Bead Strand d2e543918906ecc7fd64e189d936f36c In order for wood toBlue Lace Agate is a light blue, banded variety of Agate. Agate is a variety of silica composed of alternating layers of various colored chert or quartz. Agates were named after the Acate River in Greece where the stones were originally found. The most accepted theory as to how these Agates formed is that as lava cooled, gas and steam accumulated to form bubbles or cavities. For many eons, water that carried silica penetrated the copper and iron