What is the meaning of Pleochroism?
The optical phenomenon in some coloured, transparent crystals (such as tourmaline and opal) in which the colour changes when viewed from different directions.
Source: wiktionary.orgSearch words containing
The optical phenomenon in some coloured, transparent crystals (such as tourmaline and opal) in which the colour changes when viewed from different directions.
Source: wiktionary.orgSearch words containing