RRUFF #926

Ardennite-(As)

Элементы:Mn Al Mg As O Si H

Valence:Mn^2+Al MgAs^5+O Si H

Химия

IMA chemistry:: Mn2+4Al4(AlMg)(AsO4)(SiO4)2(Si3O10)(OH)6
Valence chemistry:: Mn2+4Al4(AlMg)(As5+O4)(SiO4)2(Si3O10)(OH)6

Классификация

Crystal systems:: orthorhombic
Space groups:: Pnmm
Structural group:: Ardennite
IMA status:: Approved, Renamed

Происхождение

Country:: Belgium
Published:: 1872
Oldest age Ma:: 2000
Paragenetic modes:: Abiotic, Stage 4a: Earth's earliest continental crust, PM32 - Ba-Mn-Pb-Zn metamorphics

Примечания

von Lasaulx A (1872) Ardennit, ein neues Mineral. Neues Jahrbuch für Mineralogie, Geologie und Palaontologie 1872, 930-934 Chemical formula revised: Barresi A A, Orlandi P, Pasero M (2007) History of ardennite and the new mineral ardennite-(V). European Journal of Mineralogy 19, 581-587 Name changed from ardennite to ardennite-(As) according to CNMNC decision IMA2007-A because of the approval of ardennite-(V).