Important: As a natural earth mined volcanic glass this material can be sharp and is not recommended for children.The Fantasia brand of Mahogany Obsidian you are ordering is 100% natural and imported directly from Mexico to Fantasia Mining's USA rock yard. These stones have a beautiful combination of black and mahogany colors, and it is possible to get some pieces which have both colors, some which are all black or some which are all mahogany in your order. These stones are perfect for cabbing, tumbling, wire wrapping, reiki, metaphysical uses or keeping in their natural form as decorative rocks.* Each piece averages between 1" and 2"* In most cases there are 12-16 pieces in a pound.This material is sold by weight and these are only averages. It is possible to get pieces that are smaller or larger, or a quantity greater or less than the number of pieces listed here.Metaphysical Properties: Mahogany Obsidian is an excellent stone for grounding, protection and reflection. It improves self confidence while givings new life to one's personal goals. Mahogany Obsidian can help with indecision allowing one to focus more clearly on the task at hand and come up with a positive solution. It relieves tension and removes energy blocks while providing strength in times of need.VERY IMPORTANT: This is rough natural material which means you are receiving it exactly how it came out of the ground. All pictures were taken with the stones being wet which helps to show the materials true colors and clarity. It may not have the same appearance when dry unless it has been polished, tumbled, or cabbed. Every piece is unique and the pieces you receive will not be the exact pieces from our pictures. Every stone will have natural variations in size, shape, color shades and patterning. If you have any questions about this feel free to contact Fantasia Mining prior to purchase so we can ensure you will be completely satisfied with your order.