Kota Brown Limestone. Product detail. Color: Brown Material origin: Rajasthan, North India. Additional name: Kotah Brown, Kota Brown Natural, and Kota Stone Brown. Appliion area: Building stone, wall facades, sinks, monuments, interiors, exteriors, pool coping, sills, and ornamental stone. Quarried from the land of Rajasthan, North India, Kota Brown limestone is a light browncolored ...