Color classification
                        
                                                            59.06 in * 31.50 in Pure Black Rock Plate (General/Enoch)
                                                            47.24 in * 27.56 in Pure Black Rock Plate (General/Enoch)
                                                            78.74 in * 31.50 in Pure Black Rock Slab (Delifeng)
                                                            86.61 in * 31.50 in Pure Black Rock Slab (Delifeng)
                                                            62.99 in * 31.50 in Pure Black Rock Slab (Delifeng)
                                                            70.87 in * 31.50 in Pure Black Rock Slab (Delifeng)
                                                            51.18 in * 27.56 in Pure Black Rock Plate (General/Enoch)
                                                            55.12 in * 31.50 in Pure Black Rock Plate (General/Enoch)
                                                            62.99 in * 31.50 in Pure Black Rock Plate (General/Enoch)
                                                            70.87 in * 35.43 in Pure Black Rock Plate (General/Enoch)
                                                            78.74 in * 31.50 in Pure Black Rock Plate (General/Enoch)
                                                            86.61 in * 31.50 in Pure Black Rock Plate (General/Enoch)
                                                            47.24 in * 27.56 in Pure Black Rock Slab (Delifeng)
                                                            51.18 in * 27.56 in Pure Black Rock Slab (Delifeng)
                                                            55.12 in * 31.50 in Pure Black Rock Slab (Delifeng)
                                                            59.06 in * 31.50 in Pure Black Rock Slab (Delifeng)