Composition: Magnesium iron aluminum phosphate hydroxide
Nomenclature: Named after the German word "lazurstein" which means "blue stone" because of its color.
Industrial Uses: Gemstones, ornamental stones.
Additional Notes: Also referred to as blue spar. Not to be confused with lazurite, despite the similarity of names and appearance.
Switzerland : Scott B306 : 30+10 centimes : 1 Jun 1961
Lazulite