There, scientists conducted extensive tests and discovered that the mineral's composition—Bi₃⁺Sb₅⁺O₄—had never been encountered in nature before. At the GIA Laboratory, mineralogists ...
All of SGS’ Canadian analytical sites are accredited by the Standards Council of Canada (SCC) for specific mineral tests listed on the scope of accreditation to the ISO/IEC 17025 standard. ISO/IEC ...