High-grade Gneiss with porphyroblasts of ruby (Mysore/India; 5 x 8 cm;
courtesy of H.-P. Schertl)
Founded in 1958, the IMA is the world’s largest organization promoting
mineralogy, one of the oldest branches of science. 38 national
mineralogical societies or groups are members of IMA.
The Association supports the activities of Commissions and Working
Groups involved on certain aspects of mineralogical practice and
facilitates interaction among mineralogists by sponsoring and organising