White blue stalactite or sinter of calcium oxide, raw stone in front of black background, geology and sintering Stock Photographyby pasiphae0/0
grey-white silica sinter surrounding the Champagne Pool in Waiotapu thermal area near Rotorua, New Zealand Stock Photoby pstedrak0/0
gray and green metallurgical slag macadam stone bedding - full frame background and texture Stock Photoby z1b0/0
Object printed on metal 3d printer. Object printed in laser sintering machine Stock Photographyby MarinaSk0/0