Mutual generation: The best gemstone for Metal type people is Citrine. The reason is that Citrine belongs to the Earth element. According to the theory of the Five Elements, Earth generates Metal, or the earth generates gold and silver.

Compatibility: Diamond, Pearl, Moonstone, Opal and White Topaz all represent the Metal element, so they are most compatible for Metal type people.

Mutual control: Peridot, Emerald, and Marble can be controlled by those who are born under the Metal element as these gemstones belong to the Wood element. According to the Five Element Theory, Metal controls Wood, so those destined for metal will be able to restrain a gem with green color.

Should not wear: According to the restraining cycle of the Five Element Theory, Fire controls Metal, so gemstones belonging to the Fire element such as Ruby, Garnet, and Amethyst will be detrimental to their owners.

Gemstones for Wood type people

Mutual generation: Gemstones like Sapphire, Blue Topaz, Aquamarine, Smoky Quartz and Black Onyx are best for those who are born under the Wood element. The reason is that these gems represent the Water element, and according to the Five Element Theory, “Water nourishes Wood”.

Compatibility: Gemstones with green colors such as Peridot, Emerald, and Marble are suitable for Wood type people. These gemstones symbolize the Wood element while it is said that "Two trees make a forest." The trees that grow strongly will become a forest, which will bring wealth and affluence to those with Wood element.

Mutual control: Wood type people are capable of restraining Citrine, which is a symbol of the Earth element, so the wearer will be safe and worry-free.

Should not wear: According to the restraining cycle of the Five Element Theory, Metal controls Wood as “knife can cut wood”, so the gems symbolizing the Metal element such as Moonstone, Opal and White Topaz should not be worn by people born under the Wood element.

Gemstones for Water type people

Mutual generation: According to the supporting cycle of the Five Element Theory, gemstones such as Diamond, Pearl, Moonstone, Opal, and White Topaz are best for people born under the Water element. The reason is that these gems represent the Metal element, and Metal generates Water.

Compatibility: Those with Water element should wear gemstones with blue colors such as Sapphire, Blue Topaz, Aquamarine, Smoky Quartz and Black Onyx. These gems belong to the Water element, and the water flows into a river, therefore, they are very compatible with the Water type people.

Mutual control: According to the Five Element Theory, Water controls Fire, so it’s safe for a person with Water element to wear jewelry like Ruby, Garnet, and Amethyst.

Should not wear: Water type people should not wear Citrine because this gem represents the Earth element, and the earth can block the big water in the river and sea, and may overpower the Water element. Therefore, wearing Citrine may make people of the Water element face many disadvantages.

Gemstones for Fire type people

Mutual generation: For people born under the Fire element, gemstones like Peridot, Emerald, Marble are the best for the characteristic of mutual generation. These gems symbolize the Wood element and Wood generates Fire, the flame will be stronger when the wood is added in.

Compatibility: Red colored gemstones such as Ruby, Garnet and Amethyst would be compatible with people with Fire element.

Mutual control: Gems representing the Metal element such as Diamond, Pearl, Moonstone, Opal and White Topaz are still the third choice for Fire type people as Fire controls Metal, “fire can melt metal”, so wearing these types of jewelry is not detrimental to the people of Fire element.

Should not wear: Wearing gemstones that represent the Water element such as Sapphire, Blue Topaz, Smoky Quartz and Black Onyx will cause disadvantages to those with Fire element, because according to the restraining cycle of the Five Element Theory, Water controls Fire, water will extinguish fire, and it’s not good at all.

Gemstones for Earth type people

Mutual generation: Gems of the Fire element such as Ruby, Garnet and Amethyst are very beneficial for those who are born under the Earth element as Fire generates Earth. Everything that is burned will turn into ash, dust, earth, and sand.

Compatibility: There is a saying that “Earth gathers to form mountains”, so it’s great for those who are born under the Earth element to wear the gems of the same element, as your career will be as solid as Taishan Mountain. And Citrine is the most compatible gem.

Mutual control: Earth type people may wear gemstones of Water element such as Sapphire, Blue Topaz, Smoky Quartz and Black Onyx without harming themselves because Earth controls Water, the earth can stop the flow of water.

Should not wear: According to the Five Element Theory and the philosophy of nature, the trees live on the earth and absorb all the fertility of the soil, making it exhausted. Therefore, if people with Earth element wear green gems such as Peridot, Emerald and Marble, their health maybe weakened and they have to cope with financial difficulties.