The results from studies show that native Se, which varies morphologically due to different mechanisms, has been discovered within the abandoned stone coal spoils and Se-rich carbonaceous silic.

• 研究结果表明,在渔塘坝废弃的石煤堆"和富硒岩段,首次发现了多形态、多成因的自然硒和硒铜蓝、水硒铁石等硒的独立矿物,证实了富硒岩石中自然硒的存在。