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Types of Gems

Alexandrite
Alexandrite

Alexandrite Gemstone is a rare variety of the mineral Chrysoberyl & is a strongly pleochroic gem. Color-changing alexandrite is nature’s magic trick.

source: gia.edu
Amethyst
Amethyst

A gemstone is the name given to a piece of mineral (or other rock or organic material) that after it has been cut and polished has been made into a piece of jewellery or another accessory. Although gemstones are commonly made from minerals, material such as jet or amber or rocks like lapis lazuli can also be utilised in the creation of gemstones.

Citrine
Citrine

Citrine is one of the most popular golden gemstones on the market today and it is very moderately priced even in large sizes. Since citrine is one of November's birthstones, it is highly sought-after for use in birthstone jewelry, especially birthstone rings and pendants.

source: gemselect.com
Diamond
Diamond

A diamond (from the Ancient Greek: ἀδάμας adámas, meaning "unbreakable", "proper", or "unalterable") is one of the best-known and most sought-after gemstones. Diamonds have been used as decorative items since ancient times; some of the earliest references can be traced to India.

Emerald
Emerald

Emerald is a gemstone and a variety of the mineral beryl (Be3Al2(SiO3)6) colored green by trace amounts of chromium and sometimes vanadium.

Garnet
Garnet

Garnets come in a variety of colors and have many different varieties. However, the most widely-known color of Garnet gemstones is dark red. When the term "Garnet" is used, it is usually connotative of the dark red form; other color Garnets are usually given more descriptive gemstone terms.

source: minerals.net
Lapis Lazuli
Lapis Lazuli

Lapis Lazuli is a former Homeworld Gem that made her debut in "Mirror Gem". She was imprisoned within a magical mirror for thousands of years until she eventually convinced Steven to free her. As of "Same Old World", she has chosen to reside on Earth and is currently living at the Barn with Peridot.

image: fanpop.com
Morganite
Morganite

Morganite can form large crystals & its color can range from a soft pink to violet pink. Although Morganite is rare large cut stones are readily available.

source: gia.edu
Peridot
Peridot

Peridot (/ˈpɛrɪdɒt/ or /ˈpɛrɪdoʊ/) is gem-quality olivine, which is a silicate mineral with the formula of (Mg, Fe)2SiO4. As peridot is the magnesium-rich variety of olivine (forsterite), the formula approaches Mg2SiO4.

Ruby
Ruby

A gem usually has a Rakefile, which the rake program uses to automate tests, generate code, and perform other tasks. This gem also includes an executable file in the bin directory, which will be loaded into the user’s PATH when the gem is installed.

Topaz
Topaz

Topaz is a precious stone, typically colorless, yellow & is Allochromatic, which means that its color is caused by defects in its crystal structure. U.S. Holiday Closure The Carlsbad and New York laboratories and schools will be closed on Monday, May 28 in observance of the Memorial Day holiday.

source: gia.edu

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