All Pyramids are carved from authentic natural stones.
Large pyramids range from 35-70 mm and small pyramids range from 23-28 mm.
Please visit this page to look up specific crystal properties. https://healingmountaincrystals.com/pages/index
*Example Photos: Color, markings, and size may vary in natural stones. Sizes are approximate
Please send us a message if you'd like to order a specific size