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What substances contain beryllium?

What substances contain beryllium? Beryllium is found in over 100 minerals, but most are uncommon to rare. The more common beryllium containing minerals include: bertrandite (Be4Si2O7(OH)2), beryl (Al2Be3Si6O18), chrysoberyl (Al2BeO4) and phenakite (Be2SiO4). Precious forms of beryl are aquamarine, red Read more…

What is China manufacturing PMI?

What is China manufacturing PMI? China Manufacturing Purchasing Managers Index (PMI) provides an early indication each month of economic activities in the Chinese manufacturing sector.It is compiled by China Federation of Logistics & Purchasing (CFLP) and China Logistics Information Centre Read more…