Children's Ammonite T-Shirt (Dactylioceras) Chisels use clean dry air at

use clean dry air at pressures of 2-3 Bars (30-45 PSI)

3 Bars (90 PSI)

This is our favourite book on fossil preparation that's out there

1 x rubber gasket

Children's Ammonite T-Shirt (Dactylioceras) Chisels use clean dry air atThe Jurassic ammonite, Dactylioceras commune, is a common find from the Upper Lias of the Yorkshire Coast and at Ilminster in Somerset as well as many other places with the same age rock exposures. The genus is known from almost every continent! The Dactylioceras ammonites were alive approximately 172 million years ago, and have very fine ribs. Soft, lightweight 100% unisex children's t shirt. See below for sizing. IMPORTANT: Please double check your