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bertrandite

   Also found in: Wikipedia 0.03 sec.
bertrandite [′bər·trən‚dīt]
(mineralogy)
Be4Si2O7(OH)2A colorless or pale-yellow mineral consisting of a beryllium silicate occurring in prismatic crystals; hardness is 6-7 on Mohs scale, and specific gravity is 2.59-2.60.


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If that comes into production, we could extract the metal from bertrandite with conventional equipment used in the industry, which is the most common practice.
About 60% of world production is from bertrandite [[Be.
 
 
 
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