[stone Resources: the cost of lithium mica is expected to drop to about 2000 yuan / ton after the Jiangxi project reaches the production standard] at today's performance presentation meeting, in response to the cost of lithium mica widely concerned by investors, the management of Goldstone Resources replied: "the estimated cost in May is less than 3000 yuan / ton, and the estimated cost of the project will be about 2000 yuan / ton after reaching the production standard." It is reported that the company's Yichun tailings recovery lithium mica project has produced nearly 6000 tons of lithium mica products, the highest grade can reach 2.9%. (Luo Shichen, reporter of the Financial Associated Press)