... agate, amazonite. We can manufacture gemstone beads and pendants using the following materials: agate, ... ametrine, aragonite, aventurine, blackstone, carnelian, chinese writing stone, chrysanthemum stone, chrysocolla, chrysoprase, dumortierite, fluorite, garnet, hemimorphite, ... zebra ), labradorite, lapis, malachite, moukaite, multi gems, obsidian ( mahogany snowflake ), peridot, pietersite, pyrite ...