Mineral Information and Data:

Batiferrite
BaTi2Fe3+8Fe2+2O19 [CNMNC approved formula]

Named for the chemical composition (Ba,Ti,Fe) and the structural relationships to hexaferrite-type compounds.

IMA status : Approved Species 2001 (IMA1997-038)
CLASSIFICATION 
Dana
(8th edition) :
07.04.02.04  
  (07) Multiple Oxides
  (07.04) with O19 groups
  (07.04.02) (Hexagonal, P63/mmc) Strongly Magnetic
  
Nickel-Strunz
(10th edition) :
04.CC.45
  (04) Oxides and Hydroxides
  (04.C) Metal:Oxygen = 2:3, 3:5, and Similar
  (04.CC) With large and medium-sized cations
  
Crystal system: Hexagonal System
Point group (H-M): 6/mmm (or 6/m 2/m 2/m) — dihexagonal-dipyramidal
Space group: P63/mmc
Unit cell: a = 5.909 Å , c = 23.369 Å; Z = 2
Crystal Habit: Euhedral to subhedral platy grains (0.5 to 1 mm in diameter and 0.02 to 0.125 mm thick).
  
Color: Black
Diaphaneity: Opaque
Luster: Sub-Metallic
Hardness (Mohs): 5.5 - 6
Measured Density: 5.02 (calculated) g/cm3
Tenacity: Brittle
Fracture: {001}, perfection not stated
Streak: Dark brown
  
Geologic Setting: In cavities and in rare pegmatite-type veins hosted in melilite nephelinite basalt (Üdersdorf and Graulai) and leucite nephelinite basalt (Altburg, Germany).
Mineral Association: Hematite, magnetite, titanite, gotzenite, clinopyroxene, nepheline and biotite
  
Other Properties: Ferromagnetic (strongly attracted to magnetic fields).

 

Batiferrite
Gray hexagonal crystal of batiferrite
Origin: Graulai (Grauley), near Hillesheim, Eifel Mts,
Rhineland-Palatinate, Germany
Picture size: 1.2 mm
Photo and Owner: Thomas Witzke

<<< BACK TO MINERAL SEARCH