Emerald
Emerald is in the beryl group. It has a wonderful green color.
Fossil Coral
Fossil coral is agatized coral, a decorative material that is formed when ancient coral is gradually replaced with agate. 
Gaspeite
Gaspeite is a very rare nickel carbonate mineral only recently discovered in the Gaspe Peninsula.
Hematite
Hematite, is a favored gemstone of many. It can sometimes appear to be silver but is typically a black grey hue.
Hemimorphite
Hemimorphite has blue and white bands and sometimes a dark matrix.
Idocrase
Idocrase can be green, brown, blue, yellow, or even purple. It originated from the Mt. Vesuvius volcano and is also known as Vesuvianite.
Fire Opal
Fire Opal is from Mexico and while some are clear, many are yellow to orange red.
Fire Agate
Fire agate is an opaque, limonite-bearing chalcedony that displays light throughout its structure.
Grossularite Garnet
Grossularite is a calcium-aluminium garnet. It is called this due to the lightness in color that resembles the same hue as the gooseberry.
Hambergite
Hambergite is a hard gemstone. It has no color and is one of the lesser known gemstones.
Hessonite Garnet
Hessonite is also known as cinnamon stone. Its hue is formed from manganese and iron and comes in a garnet that is of an orange and brown tint.
Imperial Topaz
Imperial Topaz is a lovely brown gemstone with reddish and orange overtones that has formed naturally.
Fluorite
Fluorite is a mineral of brilliant colors that range from colorless to purple to blue, green, yellow, brown, pink and orange.
Goshenite
Goshenite got its name from Goshen, Massachusetts. It is a colorless beryl gemstone.
Hackmanite
Hackmanite changes color when exposed to sunlight. This is known as reversible photochromism.
Hiddenite
Hiddenite contains chromium which gives it its yellowish to bluish green hue. 
Howlite
Howlite is known as a white turquoise gemstone. This is due to the marble effect that is present in the gemstone, however, this has a greyish white hue.
Iolite
Iolite contains three different shades within one stone: violet blue, yellow gray and a light blue.
