Specialty Minerals

garnet additives and fillers

More than an efficient abrasive.

Garnet's characteristics of hardness, toughness, density, and angularity, along with the benefits of being chemically inert make it an attractive option for a variety of applications. 
Ilmenite Sand

Ilmenite Sand

A titanium-iron oxide mineral with a crystal structure similar to those in hematite and corundum, Ilmenite sand has use cases in manufacturing, titanium dioxide production, paints and stone cutting.

Rutile

Rutile

Available from GMA, rutile is used in glass and porcelain manufacturing, as a colouring agent and is a natural alternative to titanium dioxides synthetically produced from Ilmenite.

Pyroxene

Pyroxene

Available from GMA, Pyroxene serves as a key ingredient in abrasive media used for blast cleaning applications.

Rare Earth Minerals

Rare Earth Minerals

GMA has a range of rare earths and precious minerals in our tailings including Hafnium (Hf), Scandium (Sc), and Monazite (Ce) among others.

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