Featured in this lot is this Holbrook, Arizona Triassic Period high quality petrified wood. The petrified wood sample features a wonderfully preserved specimens of the high quality of semi gem quality samples with one that is considered medium quality with very unique coloration with deposits of crystals and a variety of colors that include red, light brown, white, and some full quartz with a crust of petrified wood. The wood would be dated from around 200 million years old and is a lovely sample collection for high quality collectors. The condition of this collection of petrified wood is well preserved with no artificial breaks or wear marks and shows a well preserved overall condition. The measurements of these samples range from 2 3/4" x 2 1/4" x 2 3/8" to 6 3/4" x 3 5/8" x 2 5/8". The approximate collective weight of this collection is 15lbs.