1. Unit of Conductance is “MHOS” or simply ohms spelled backward

2. Conductance is symbolized with the letter "G" and is measured in units of mhos or Siemens

3. Anorthite is a lime feldspar, triclinic, has a hardness f 6 to 6.5 mhos, SG of 2.7 - 2.8, is white, usually, can be colorless or grayish, bluish, yellowish or reddish