Mineral Information and Data:

Strontio-orthojoaquinite
NaSr4Fe3+Ti2Si8O24(OH)4 [CNMNC approved formula]

Named after its composition, orthorhombic crystal structure, and the relationship to joaquinite (named for Joaquin Ridge, Diablo Range, California, USA).

IMA status : Approved Species 1982 ()
CLASSIFICATION 
Dana
(8th edition) :
60.01.01b.02  
  (60) Cyclosilicate Four-Membered Rings
  (60.01) as Titanosilicates
  (60.01.01b) Joaquinite group (Ortho-joaquinite subgroup)
  
Nickel-Strunz
(10th edition) :
09.CE.25
  (09) Silicates
  (09.C) Cyclosilicates
  (09.CE) [Si4O12]8- 4-membered single rings (vierer-Einfachringe), without insular complex anions
  
Crystal system: Orthorhombic System
Point group (H-M): Unknown — Unk
  
  
  

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