This 11.8 lb massive chunk of all natural tri-colored calcite features bold orange-brown and white crystalline formations with classic blocky, calcite structure. The iron oxide staining creates warm earthy tones that highlight the natural geometry of the crystal growth. Measuring approximately 10 inches wide by 7 inches tall, this is a substantial display piece , perfect for collectors , home decor or shop displays. Solid eye-catching and full of character, this is an excellent addition to any mineral collection