This is Black Jade from Australia. Really solid material that is great to slab and polish! This is rough or raw material.
Rough black jade from lapidary is a remarkable material with a timeless elegance and understated appeal. Black jade is distinguished by its rich, glossy black hue, which exudes refinement and mystery. Under intense heat and pressure, metamorphic rocks gave rise to it.
Black jade lapidary rough's raw, unpolished aspect draws attention to the stone's rich, glossy black color immediately. There may be natural variations in tone and texture on the rough material's surface, which gives the entire piece additional character and depth. Black jade has a subtle grace and solidity that captivates the spectator even in its raw state.