Colored gemstone classification Daquan (collection)

Colored gemstone color classification

Natural red gemstone

Positive red gems are rare, mainly found in rubies, spinels and garnets, and some very good red tourmalines, which are rare.

Common red gems are:

Ruby, spinel, garnet (from left to right, the same below)

Tourmaline, feldspar, zircon

Natural pink gemstone

Most of the pink gems on the market are tourmalines and spinels, and the more rare pink sapphires are also very charming. Red garnet is more like purple pink.

Common pink gems are:


Sapphire, tourmaline, spinel

Red garnet, powder crystal, purple spodumene, morganite


Natural blue gemstone

Sapphire, spinel and kyanite are also possible to cut high-saturation blue gems.

Light blue: natural blue topaz blue, blue zircon, aquamarine is also a good choice. Purple blue: tanzanite and cordierite. Greenish blue: Paraiba tourmaline, apatite and fluorite. Common blue gems are:

Sapphire, tourmaline, spinel

Tanzanite, topaz, zircon

Aquamarine, apatite, lapis lazuli

Paraiba tourmaline, moonstone, cordierite

Kyanite, chalcedony, fluorite

Natural green gemstone

Traditional green gemstones are emeralds, as well as savory stones (a type of garnet) and chrome diopside. Olivine is more like olive green. Common green gems are:

Emerald, tourmaline, Paraiba tourmaline

Chrome tourmaline, chrome diopside, peridot

Apatite, sapphire, dongling stone

Grape stone, chalcedony, zoisite

Natural yellow/golden gemstone

The most common yellow gems are citrine and yellow sapphires.

Common yellow gems are:

Sapphire, citrine, fire opal

Tourmaline, vermiculite, zircon

Orthodox, gold emerald, beryl

Spodumene, chalcedony, diamond

Purple gems

There are very few purple gems. Amethyst is a typical example. Fluorite will also have the same color as amethyst. Some spinels, tourmalines and sapphires will also have beautiful purple. Chalcedony sometimes shows a unique lavender color.

Common purple gems are:

Amethyst, fluorite, spinel

Tourmaline, sapphire, chalcedony

Natural orange gemstone

Manganese garnet is the most famous orange gemstone, and some heat-treated sapphires also show a beautiful orange color. A good fire opal can also show a beautiful orange to orange red.

Common orange gems are:

Manganese garnet, zircon, fire opal

Sapphire, emperor topaz, moonstone

Citrine, sun stone

Natural white gemstone

Diamonds, sapphires, topaz, and real white gems such as opal and moonstone.

Common white gems are:

Diamond, sapphire, moonstone

Topaz, Opal, Emerald

Crystal, chalcedony

Natural brown gemstone

Brown gems are less popular, but there are some exceptions, such as peach-colored, orange-bronze emperor topaz.

Common brown gems are:

Smoky quartz, tiger eye stone, chalcedony

Tourmaline, emperor topaz

Natural grey gemstone

Few gems are mainly gray or silver, and the bright reflection of the spinel is the most beautiful among the gray gems.

Common grey stones are:

Spinel, tourmaline, fluorite

Natural black gemstone

Black diamonds are often caused by natural radiation, but black tourmalines are more commonly used. Thailand's black star sapphire is also very popular. Common black stones are:

Diamond, tourmaline, onyx

Chalcedony, sapphire

Natural multicolor gemstone

Multicolor gems refer to different hues that exhibit different colors. Some of them, such as tourmaline, fluorite, and ametrine, are ribbons of different colors in the same gem.

Others, such as andalusite, are due to strong pleochroism, resulting in different colors observed at different angles. Common multicolor stones are:

Tourmaline, fluorite, andalusite

Opal, vermiculite, sapphire

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