The Mines Bulletin with the highlighted theme is now available: Ornamental Rocks

The present edition of the Boletim de Minhas, vol. 54 - 2019-2020, presents Ornamental Rocks as its central theme and provides on page 197 a link to the General Glossary for the Ornamental Stone Sector.

Boletim54 Rochas Ornamentais_com_link
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