Opal as a whole is a hydrated amorphous form of silica, and because of its amorphous character it is referred to as a mineraloid. It's water content can range anywhere from 3% to 21% by weight but it is usually around 6-10%. The internal structure of opal causes it to diffract light. It is also the birthstone for October.
The Opal found on these necklaces is Ethiopian in origin and shows a truly remarkable array of colors and luster. The Opals found in this necklace have a light, diaphanous quality to them with a stunning, pastel rainbow of color that dances in the light with every movement. Flashes of orange/pink, and bright blue/green, create a unique splendor that can only be found in Ethiopian Opal. This necklace would be ideal for a wedding day, graduation gift, or anniversary present for a special someone.
It is thought that wearing Opal can bring the wearer loyalty, faithfulness, and spontaneity which makes it a good will stone for relationships. Opal is a delicate stone and is referred to as a karmic stone, reflecting to you what you put out, whether positive or negative. It is believed that opal can aid in expressing your true self and amplify creativity as well.