Minecraft Ore Block
thingiverse
This is a simple model of the default Minecraft ore texture. Flipping it over so that the hollow bottom is pointing upward yields good results without any supports necessary.
Download Model from thingiverse
With this file you will be able to print Minecraft Ore Block with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on Minecraft Ore Block.