Moonstone pendant

A locket is an item of jewellery, usually a pendant worn on a chain around the neck, that is hinged and opens to reveal a space, sometimes called a "keepsake compartment", used for storing a a personal memento, such as a miniature, a photograph or strands of hair.

Other styles of lockets are worn as a brooch or bracelet.

They have been around in various forms since the 15th century, but reached the peak of their popularity in the 19th century, when sentimentality was part of the national psyche.

They are most commonly made of gold or silver, often decorated more... with precious or semi-precious stones and come in many shapes including ovals, hearts and circles. less...

Moonstone is a type of feldspar mineral that is known for its iridescent or opalescent sheen. It is named for its resemblance to the moon's pale, glowing light. Moonstone can be found in a range of colors, including white, gray, peach, green, and brown. The stone is often used in jewelry making and is believed to have metaphysical properties such as promoting calmness, emotional stability, and intuition. Moonstone is also the birthstone for those born in June.