This is very rare Burmese amber (Burmite). Burmite is one of the rarest and most desired of ambers. Burmese amber dates to the Cretaceous Period when dinosaurs walked the Earth. In the fictional movie Jurassic Park, the dinosaurs were cloned from organic matter found in Burmese amber. Colors include brownish, yellow, reddish, and reddish brown.
This is a lot of 4 pieces that weighs 5 grams total. All of these pieces are raw (as found) and are unsearched for inclusions. You get all of the pieces shown.
Refer to the photo. The black centimeter cube is shown for scale and is not included.