7-1/2" Petrified Swamp Bog (Gary Green) 22a52ec489a60c821ec4226747aefb1c uprooting much of the agate

uprooting much of the agate formations and depositing them along the shores of Lake Superior

Crinoids began life some 530 million years ago

was the Tully Monster determined to be an early vertebrate and likely a jawless fish on the stem lineage of modern-day lampreys

much the same as in fine wood used for inlay purposes

measuring from 3 - 3

7-1/2" Petrified Swamp Bog (Gary Green) 22a52ec489a60c821ec4226747aefb1c uprooting much of the agateBetween 11 15 million years ago, during the Miocene time period, a volcano located near what is now called McDermitt, Oregon erupted, spewing ash and debris over a widespread area. That ash, contained a combination of iron, aluminium, potassium, sodium and calcium, which covered everything for miles around, including shallow wetlands. Cattails, fish, amphibians and all other life in those wetlands (bogs) were suffocated by the ash and immediately