That would be.... Emerald.
Amethyst is a variety of a quartz.
Chrysoprase is a green transluscent variety of chalcedony quartz and is not usually transparent.
mystic topaz opal moonstone
A gemstone can be a variety of different stones. Rubies, emeralds, are considered gemstones. The colors of the stones can determine how valuable the stone is. The deeper the natural color the better the stone.
An almondine is a variety of gemstone in the form of either a deep red garnet or a purple spinel.
Emerald is a green variety of beryl group where coloring element is chromium. A green variety of beryl without chromium, is not an emerald, is known as green beryl.
An ammolite is a variety of rare and valuable opal-like gemstone, made from the fossilized shells of ammonites.
Bloodstone is not a rock, but a gemstone variety of the mineral quartz, in cryptocrystalline form.
The provincial gemstone for Ontario, Canada is the amethyst. Amethyst is a purple variety of quartz and is known for its vibrant color. It was designated as the official gemstone of Ontario in 1975. The region of Thunder Bay in Northwestern Ontario is particularly famous for its high-quality amethyst deposits.
The surface of a gemstone is called a facet. Facets are the flat, polished surfaces of a gemstone that refract light and create its sparkle. The number and shape of facets on a gemstone can vary depending on the type of gemstone and the desired cut. Here are some other terms that are used to describe the surface of a gemstone: Table: The flat, polished top surface of a gemstone. Pavilion: The bottom surface of a gemstone, opposite the table. Crown: The upper portion of a gemstone, between the table and the pavilion. Girdle: The narrow band that separates the crown and pavilion. Culet: The small, pointed bottom tip of a gemstone. The surface of a gemstone can also be enhanced by a variety of treatments, such as tinting, foiling, and waxing. These treatments can improve the color, clarity, or brilliance of a gemstone.
The Smoky Quartz gemstone is the brown and ‘smoky’ variety of Quartz ranging from light grayish-brown to deep black in color and believed to possess properties of optimism, strength, and stability. Source : Gempro Gems
Morgan is not commonly known as a flower or a gemstone. The name "Morgan" is often used as a given name for individuals, both male and female. It does not refer to a specific flower or gemstone. However, there is a gemstone called "morganite," which is a variety of the mineral beryl. Morganite is typically a pale pink to peach-colored gemstone. So while "Morgan" itself is not directly associated with flowers or gemstones, it is sometimes used as a given name for people, and there is a gemstone called "morganite" that bears a similar name.