The present invention discloses methods for leaching beryllium from a beryllium containing concentrate or a beryllium-containing ore, comprising contacting the concentrate or the ore with a leaching solution, wherein the leaching solution contains a technical grade hydrochloric acid, wherein the solution contains no sulfuric acid, no nitric acid, and no potassium chlorate, extracting beryllium via a gradual heating process, wherein the technical grade hydrochloric acid is used in varying amounts by volume per liter of leaching solution, and adding ammonium fluoride to the leaching solution in contact with the concentrate or ore, wherein the ammonium fluoride is added in a fractional manner.

The present invention discloses methods for leaching beryllium from a beryllium containing concentrate or a beryllium-containing ore, comprising contacting the concentrate or the ore with a leaching solution, wherein the leaching solution contains a technical grade hydrochloric acid, wherein the solution contains no sulfuric acid, no nitric acid, and no potassium chlorate, extracting beryllium via a gradual heating process, wherein the technical grade hydrochloric acid is used in varying amounts by volume per liter of leaching solution, and adding ammonium fluoride to the leaching solution in contact with the concentrate or ore, wherein the ammonium fluoride is added in a fractional manner.

This invention has an object to provide a method for producing a beryllium solution, the method being novel and having high energy efficiency. The method (M10) for producing a beryllium solution includes a main heating step (S13) of dielectrically heating an acidic solution containing a starting material so as to generate a beryllium solution, the starting material being beryllium or a substance containing beryllium.

This invention has an object to provide a method for producing a beryllium solution, the method being novel and having high energy efficiency. The method (M10) for producing a beryllium solution includes a main heating step (S13) of dielectrically heating an acidic solution containing a starting material so as to generate a beryllium solution, the starting material being beryllium or a substance containing beryllium.

This invention has an object to provide a method for producing a beryllium solution by dissolving beryllium oxide, the method being novel and having high energy efficiency. A production method (M10) for producing a beryllium solution includes a main heating step (S13) of dielectrically heating an acidic solution containing beryllium oxide to generate a beryllium solution.