Carnelian Maple Leaf Brooch with Diamonds

• Carnelian Glass - Carnelian glass is a type of glass that is colored red, orange, or brownish-red. It is made by adding iron oxide to the glass mixture. The color of carnelian glass can vary depending on the amount of iron oxide that is added, as well as the firing temperature. Carnelian glass is often used to make beads, jewellery, and other decorative items. It can also be used to make stained glass windows and other art objects. Carnelian glass is sometimes called "carnelian chalcedony" or "carnelian quartz."
  
  Carnelian glass was first made in the Roman Empire. It was also made in ancient Egypt, Greece, and Mesopotamia. Carnelian glass was not made again until the Renaissance, when it became popular again. Today, carnelian glass is made in many countries around the world.
• Maple - Maple, native to North America, is a dense heavy timber from light to yellow-brown in colour. It has very little distincive graining unless it is one of the variants such as birds-eye maple or burr maple, so was not used extensively for furniture in 18th and 19th century, where cabinetmakers and designers preferred timbers with more distinctive features such as mahogany, walnut, rosewood and oak.
  
  Birds-eye maple has a seres of small spots linked by undulating lines in the grain, is highly sough and is used as a decorative veneer. Burr maple has larger and irregular grain swirls than birds-eye maple.

This item has been included into following indexes:

• brooches, gold - gold with diamonds 888