Mineral recognition/

Geahča maid

• Optical mineralogy /
  Dahkki: Kerr, Paul F. (Paul Francis), 1897-
  Almmustuhtton: (1977)
• Getting acquainted with minerals/
  Dahkki: 392102 English, George Letchworth
  Almmustuhtton: (1934)
• The opaque minerals in stony meteorites/
  Dahkki: 375342 Ramdohr, Paul
  Almmustuhtton: (1973)
• Minerals/
  Dahkki: 190449 Clark, Andrew
  Almmustuhtton: (1979)
• Minerals : properties and identification [slaid]
  Dahkki: 276236 Boyer, Robert E.
  Almmustuhtton: (1978)