With over 20 years of experience in the mineral business, we are a specialty Direct Importer , Manufacturer , and Wholesaler of Brazilian Minerals.

Our sales Department are conveniently located in Florida , USA and our own Factory is located in Minas Gerais, Brazil . Our unbeatable polished and rough products are so offered due to the Purchasing Dept. being in such close proximity to the source.

The Company Grostone was founded in 1985 to meet the growing demand for quality minerals. The company first started in Teófilo Otoni , Brazil by Julio and Solange Gros to bring the world the beauty of the Brazilian Minerals. Today we are located at the beautiful city of Lagoa Santa in Minas Gerais to better assist our customer during their trip to Brazil .

For over 20 years, the Gros family has been proud to be instrumental in providing wholesale and retail worldwide access to these popular and exquisite gems and minerals.

Thank you for visiting our site, enjoy and contact us for any info about availability, shipping, events, volume price or stones properties.

The Founder of Grostone, Julio Gros in a recent visit to a Tourmaline mine in Minas Gerais, Brazil