Amazonite 4x6-9x11mm Graduated Irregular Rondelle - 15-16 Inch JP Pearl & Jewelry Inc. Oval jump rings are versatile

Oval jump rings are versatile and useful in designs where a round jump ring just doesn't do the job

Sapphires are precious gemstones

The inclusions can be so dense as to make the clear Quartz nearly opaque

Jet is a mineraloid gemstone

The region's rocks are Precambrian in age

Amazonite 4x6-9x11mm Graduated Irregular Rondelle - 15-16 Inch JP Pearl & Jewelry Inc. Oval jump rings are versatileBrazilian Amazonite is an opaque blue to green to light green stone, often occurring with inclusions of white, yellow or gray and occasionally translucent milky white. It is named for the Amazon River in Brazil, where the stones are thought to have been originally found, however they are not currently sourced from that particular region. Amazonite has a long and illustrious history dating back to Mesopotamia. It was used in the Egyptian Book of the