Trolleite Tumble Uniqueness Guaranteed: Every item is one-of-a-kind, making them ideal for all projects or designs. Choose your quantity. Avg Size Range: (20 to 30 millimeters) Sizes Vary Material Origin: (Brazil) Trolleite is a rare phosphate mineral typically appearing in shades of blue, green, or blue-green. It's known for its vibrant colors and often forms in massive or granular habits rather than distinct crystals. This stone is an aluminum phosphate mineral that combines quartz, lazulite, and scorzalite. Custom Requests: Have specific preferences? Leave a message with your order, and we'll do our best to accommodate your requests if possible. Handmade items vary in size, shape, and color when selected randomly (the highest quality items are chosen first). They'll be as beautiful as those in the photos.