US$ 178.35
though smaller and larger specimens occur
There are indications that plesiosaurs were warm-blooded
Try our deconstructed Woolly Mammoth instead
and an educational label about Woolly Mammoths
Celestite was named for its pale sky-blue color (from the Latin term caelestis meaning "heaven
Cedar Wood Slab | Washington mineral though smaller and larger specimensCedar Miocene Washington Approx. size: 12" x 11" x 0. 75" Stand not included. This gorgeous slab of petrified Cedar wood comes from Washington. It boasts a substantial size, aesthetic shape, well preserved growth rings, and intricate wood structure. One side has been polished to a glossy finish. Petrified wood is formed through a process called permineralization, where mineral rich groundwater replaces the original organic material. This process
US$ 178.35
US$ 157.50
US$ 25.00
US$ 620.38
US$ 821.45
US$ 28.00