Spat

Hamlet in Kalmtal in South Tyrol, see Kalmtal
In the geometry of a body, which is bordered by six pairs of congruent parallelograms, see parallelepiped
In a steam power plant, the abbreviation for feed pump drive turbine.
In mineralogy acronym old miners' names of the minerals barite ( heavy spar ), calcite ( calcite ), fluorite ( fluorspar ) and siderite ( siderite, siderite )
Feldspar, large group easily cleavable minerals