It's a Xorn

Granite tastes real gneiss But I want to rock with you Gold's delicious, but my vice Is that I want to rock with you Flint is flashy and magma ignites But I think I want to rock with you Basalt and pepper each add some spice But I'd rather rock with you Three arms! Three legs Three eyes! It's a xorn Sharp teeth! Sharp claws Rock skin! It's a xorn Six strings! No pick Let's go! It's a xorn On stage! Underground In a cave! It's a xorn