Gemstone: Prehnite Chalcedony
Frame Material: Genuine .925 Sterling Silver.
Shape: Faceted coin shape on both sides.
Measurement: 19mm long, stone is 14mm.
Weight: 1.8 grams per piece.
Quantity: 1 pc
These stones are known as hydrothermal quartz, which contains the same physical, chemical and optical properties of a natural stone. Chalcedony stones are extremely similar to quartz with an opaque look. For further information and details regarding this process, see the AZ Findings Blog: http://www.azfindings.com/blog.