What is borneol in agate?

Agate borneol is a crystalline medicinal material of Dipterocarpaceae. According to relevant data, borneol is a colorless, transparent or white translucent flaky brittle crystal. At present, most of them are synthetic Chinese medicines. Borneolum Syntheticum tastes bitter and bitter, and its medicinal properties are slightly cold. Spleen, lung and heart meridian. Borneol contains borneol, and synthetic borneol also contains isoborneol. People's Republic of China (PRC) Pharmacopoeia (version 20 15) stipulates that the content of borneol shall not be less than 55.0%.