Specimen #711

Name: Hausmannite with Barite

Type: Mineral

Locality: N'Chwaning II Mine, Kuruman District, Northern Cape Province, South Africa

Favorite? N

Fluorescent? N

Size: 4.5 x 3 x 2 cm

Weight: 37

Acquired: 2008-06-24

Source: John Betts

Label: Y

Comment: Lustrous pseudo-octahedral black hausmannite crystals up to 8 mm in white bladed barite crystals. The hausmannite crystals have finely striated crystal faces with sharp edges. The crystals grew in a constricted vein preventing complete crystal development. Most visible crystals are complete and undamaged. Ex. Gary Grenier (1950-2004) #WG0056. Size of individual crystals: 2-8 mm.

Minerals: Barite (BaSO₄) Hausmannite (Mn⁺⁺Mn⁺⁺⁺₂O₄)

There is one picture on file

M00711-02.jpg:

Hausmannite with Barite, N'Chwaning II Mine, Kuruman District, Northern Cape Province, South Africa - 4.5 x 3 x 2 mm