... magnetite, hematite, magnetite with Va-Ti or Ag-Cu; metal mine with Fe, Co,Ni. 2, Resolution:1nT Main ... hematite, magnetite with Va-Ti or Ag-CuMeasured indirectly: metal mine with Fe, Co, NiProbe for magnetic objectsDirection of ... the base you will use, you can set up new base or use the last base, both of the ... there is no backup . Portable prospecting magnetometer, iron ore, metal detector