Here is a polished piece of petrified wood with opalized sections from Virgin Valley, Nevada. It has various color flashes in parts of the opal. It's been finely coated with some time of epoxy to help stabilize it. Lightly polished. 

Name: Opalized petrified wood

Locality: Virgin Valley, west of Denio, Nevada 

Size: piece measures 48 x 31 x 25 millimeters

Mass: 158 carats

Age: Miocene

Feel free to ask questions!

-Happy bidding!

I do combine shipping!

Returns accepted within 7 days of arrival for refund of purchase price but not refunded shipping. Returns have to be sent also via priority mail with delivery confirmation and insurance.

International buyers: I will ship to most countries, via priority mail. Italy and India, please contact me before purchasing.