Gem, Rock, and Mineral Postage Stamps Featuring

Mineral Name: Mesolite

Composition: Sodium calcium aluminosilicate hydroxide

Nomenclature: Named after the Greek word "mesos" which means "middle" because of its chemical position between natrolite and scolecite.

Industrial Uses: Chemical filters.

Additional Notes: A member of the Zeolite group of minerals.

Faroe Islands : Scott 242 : 6.50 krone : 9 Jun 1992


French Southern and Antarctic Territories : Scott 146 : 5.10 francs : 1 Jan 1989