1. Diamonds
Diamonds are known for their hardness, brilliance and durability. It is a symbol of love and eternity and is commonly used in jewelry, engagement rings, and wedding bands. Diamonds have a high refractive index and are able to refract fascinating brilliance. There are different colors and clarity grades, with colorless, high-clarity diamonds being the most prized. The cutting process is essential to bring out the light. Diamonds are formed in the depths of the earth in a high-temperature, high-pressure environment and are brought to the surface after a long geological process. There are a large number of synthetic diamonds on the market, which can have some impact on the value of natural diamonds. High-quality diamonds are expensive and not affordable for everyone.
2. Ruby
The vivid red color of the ruby is mesmerizing and represents passion and love. It has high hardness and durability. High-quality rubies are vivid and intense in color and often have good transparency. Pigeon's blood red is the most precious and rare color of rubies, and the origin also has a great impact on the value, such as the rubies of Mogok in Myanmar. Rubies are formed under specific geological conditions and are often associated with metamorphic rocks and pegmatites. Natural high-quality rubies are very rare, resulting in extremely high prices. Moreover, there are many treated or synthetic rubies on the market, which require professional identification.
3. Sapphires
In addition to the classic blue, sapphires also come in a variety of colors, such as pink, yellow, etc., and are called "colored sapphires". It has high hardness, good abrasion resistance, and is suitable for long-term wear. Among the blue sapphires, cornflower blue and royal blue are the most prized colors. Sapphires from sources such as Kashmir have unique qualities. Sapphires are formed in magmatic and metamorphic rocks and are brought to the surface by geological processes. High-quality sapphires are produced in limited quantities and are expensive. Judgment of color and clarity is subjective.
4. Emeralds
Emeralds have a distinctive emerald green color that is bright and intense. It has a high historical and cultural value and is regarded as a precious gem. Emeralds usually contain more inclusions, but this is also one of the characteristics of nature. Colombian emeralds are considered to be one of the best quality sources. Emeralds are formed in specific geological settings and are often associated with hydrothermal activity. Emeralds are fragile and require special care when wearing and caring for them. The price is greatly affected by factors such as color, clarity and origin.
5. Opal
Cat's eye has a unique cat's eye effect, when the light hits it, it will show a bright band of light, like a cat's eye, which is very charming. It has a high ornamental value. Opal is best when the eyeliner is clear, straight, flexible and in the middle of the gemstone. Cat's eye is mainly found in Sri Lanka, Brazil and other places, and its formation is related to specific geological conditions. High-quality opals are scarce and more expensive. There are some artificial imitations of opal on the market, which need to be carefully identified.
6. Paraiba tourmaline
Paraiba tourmaline is known for its unique and vivid blue or blue-green color, which is extremely attractive. It has high transparency and brilliance, and the fire of the gemstone is also excellent. The color is made of copper, and this unique coloring element gives it a distinctive charm. It was originally found in the Brazilian state of Paraíba, hence the name. Paraiba tourmaline is very rare and extremely expensive, making it difficult for many people to own. And due to the rarity, there are some processed or counterfeit products in the market.
7. Tanzanite
Tanzanite has a deep and attractive blue color, similar in color to sapphire, but at a relatively affordable price. It has high clarity and large crystal size, making it suitable for making a variety of jewelry. Over time, tanzanite's color may change to a certain extent, which is also unique. Produced mainly in Tanzania, it is a relatively new gemstone variety. Tanzanite has a relatively low hardness and requires care when wearing and caring for it to avoid scratches or damage.
8. Jade Stone
Demantoid garnets have a vivid green color and excellent fire, and the luster is very high, making the gemstone look even more sparkling. The interior often contains horsetail-like inclusions, which is one of the unique identification features. It is usually found in metamorphic rocks in Russia and some other regions. Demantoid garnets are very rare, and high-quality demantoid garnets are even rarer, making them expensive. And production is scarce, and supply in the market is limited.
9. Andalusite
Andalusite can sometimes exhibit a captivating cat's eye effect, often in red, pink or purplish red, and has some ornamental value. At certain angles, it can show a unique optical effect. It is mainly formed in contact metamorphic rocks and regional metamorphic rocks. Andalusite has a relatively low hardness and is susceptible to damage. And the color and quality may not be as stable as some other gemstones.
10. Alexandrite
Alexandrite has a color-changing effect and will appear different colors under different light sources, such as green in daylight and red in candlelight. This unique property is highly prized. High-quality alexandrite has obvious color changes and bright colors. It is mainly produced in Russia, Sri Lanka and other places. Alexandrite is very rare, and high-quality alexandrite is even more rare, so it is expensive. And in everyday wear, care needs to be taken to protect from bumps and chemicals.