1, blue cone stone: it is a kind of sky blue gem, mainly produced in the United States, with strong fluorescence. Its stock is extremely scarce, like a blue flame in the sun, and its value exceeds sapphire. Blue cone is mainly produced in San Benito County, California, USA. Its Mohs hardness is 6-7 and its density is 3.68. Blue cone stone is a kind of gem with great collection value, with strong wear resistance and hardness of 6.5.
2. Strawberry beryl: It is a rare and precious beryl with high wear resistance, so it is more common than other beryls. Its hardness is 7.5 to 8 and its density is 2.7 1-2.84. Because of its rarity, strawberry beryl is more common in mineral collections than jewelry collections. In addition, beryl is often associated with tourmaline because of its bright color, so it is also loved by collectors.
3. Bloody Golden Lotus: It is the most valuable stone in the world, also known as bloody fish or bloody agate stone. It is a natural Gobi stone, which is produced in Alashan Desert in Inner Mongolia. The agate of this strange stone is very realistic in texture, color and shape. The lotus of blood gall is regarded as a sacred object in the sky, and its rarity and beauty make it one of the most valuable stones.
4. Tafei Stone: It is a very precious gem, mainly produced in Australia, Antarctica, Madagascar, Sri Lanka and other places. Its color is warlord color, especially shiny and beautiful. The purity of taffeta stone varies greatly, and it can't reach the gem level. Only a small amount is found, which is a real gem.
5. Tanzanite: It is a silicate mineral with bright colors, usually in the form of crystal column or plate column, which is very ornamental. Tanzanite was found in Tanzania, Africa, so people named it Tanzanite. Compared with other stones, tanzanite has higher ornamental value, and different colors can be seen from different angles, and even color changes under different lights and light sources can be seen.