Name: | Welshite Wel |
IMA Chemistry: | Ca4[Mg9Sb5+3]O4[Si6Be3AlFe3+2O36] |
Chemistry Elements: | The mineral Welshite contains elements: Calcium (Ca) Magnesium (Mg) Antimony (Sb) Oxygen (O) Silicon (Si) Beryllium (Be) Aluminum (Al) Iron (Fe) |
Country of Type Locality: | Sweden |
Year First Published: | 1973 |
IMA Status: | Approved |
Status Notes: | Moore P B (1978) Welshite, Ca_2_Mg_4_Fe^3+^Sb^5+^O_2_[Si_4_Be_2_O_18_], a new member of the aenigmatite group, Mineralogical Magazine 42, 129-132 Chemical formula redefined from Ca_2_Mg_4_Fe^3+^Sb^5+^O_2_[Si_4_Be_2_O_18_] to Ca_4_Mg_9_Sb_3_O_4_[Si_6_Be_3_AlFe_2_O_36_]: Grew E S, Barbier J, Britten J, Halenius U, Shearer C K (2007) The crystal chemistry of welshite, a non-centrosymmetric (P1) aenigmatite-sapphirine-surinamite group mineral, American Mineralogist 92, 80-90 |
Structural Group Name: | Sapphirine |
Fleischer's Group Name: | aenigmatite |
Crystal Systems: | triclinic |
Oldest Known Age: | 1825 Million Years Ago |
More Info: | Search Wikipedia: Welshite (Wiki) Search Mindat: Welshite Search Web Mineral DB: Welshite |