Red Dino Bone reconstituted stone blanks 30 x 80 x 3.5mm (1.18 x 3.14 x 0.13 inches) suitable for inlay. Can be cut with standard cutting tools - jewellery saw similar in characteristics to mother of pearl (hardness approx. 3. Can be sanded and polished same way as shell material. All pcs are A grade good on both sides.