This listing is for the smoky quartz shown from pikes peak colorado usa. Too many unique formation and habits to list. Smoky quartz is a protective stone and has strong link with the base chakras.Smoky quartz enhances vitility and cleanses the auric field. Size: 3.5 x 2.25 x 1.5. Back to far arden essentials' shop: shopfararden. This item is made of smoky quartz.