The one with stone shown here is TigerEye. The light reflects off the stones. This beautiful tree is set in cement. The stones are called Apache Tears. They are a deep smoky quartz in color.
Trees can come in various colored wire.
Currently available is gold, silver, and green. White, black, and green are also available in a cloth coated wire. Trees range in size. All sizes are approximate. All sizes are before the base is added.