7、 What is “Hibiscus Stone”?
Hibiscite is a kind of pink translucent to transparent quartz block, also known as “rose quartz”. Its chemical composition is mainly silicon dioxide. In addition to being pink, there are also dark pink. The hardness is 7, the specific gravity is about 2.65, and the fracture is shell shaped, showing grease luster. It is mainly used for necklaces, bracelets, and sometimes small pendants or chicken hearts, earrings and other accessories. Hibiscus stone is mainly produced in Brazil, and China is mainly produced in Xinjiang, Yunnan and other places.
8、 What is the “Tiger Eye Stone”?
Tiger eye stone is called “woody” because its appearance is similar to wood. It is made of crocidolite with mineral composition of sodium amphibole. After geological hydrothermal changes, silica in the hydrothermal solution gradually replaces sodium amphibole and becomes silicified crocidolite. Its composition becomes quartz, with hardness of 7 and specific gravity of 3.1. The tiger eye stone can be divided into three categories according to color. The yellow and yellowish brown ones with cat eye effect are called tiger eye stones, the blue ones are dominant, the ones with cat eye effect are called eagle stones, and the ones with brown and blue spots are called zeba tiger eye stones. Tiger Eye Stone is mainly used as necklace beads and bracelet beads in the market, mainly produced in Brazil and Australia.
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