Chief description: 1.Black undertone 2.High polishe degree is more than 90 3.More Vein high hardness 4.Color Uniformity Detail Description: Ussen has our own Nero Marquina mine.All Nero Marquinna with more veins come from Ussen' s mine in the China Market, so we could supply you with the best prices, and a great range in materials for choosing. Ussen Nero Marquina marble with more vein, natural and durable surface, is widely used in interior decoration, design and building, as well as other products for residential commercial application. Product Specification: Slab size: 2600up* 1600up mm Cut-to-size: 1200* 1200mm; 800* 800mm; 1200* 800mm; 600* 600mm; 300* 300mm; 300* 600m m and other no-standard pannels size. Thickness: 12mm; 15mm; 18mm; 20mm; 25mm; 30mm; ( According to customer' s requirement) Contact me at xmussen808 at xmussen . com