... the following materials: agate, amazonite. We can manufacture gemstone beads and pendants using the following materials: agate, amazonite, amber, ... moukaite, multi gems, obsidian ( mahogany snowflake ), peridot, pietersite, pyrite, quartz (clear frosted ice flake quartz, rose, smoky snow), tourmalinated ... , sodalite, spinel, tiger eye, tiger iron, topaz, and unakite. Gemstone Cross and Horn Bead