Formula: MnS₂

Species:

Colour: Reddish-brown/black

Lustre: Metallic

Hardness: 4

Specific Gravity: 3.463

Crystal System: Isometric

Member of: Pyrite Group

Name: After Joseph Ritter von Hauer (1778-1863) and Franz von Hauer (1822-1899), Austrian geologists.

Type Locality: Kalinka, Vígľašská Huta-Kalinka, Detva District, Banská Bystrica Region – Slovakia