Sustainable Practices

Terra Firma Gallery is a proud Supporter of the Mercury Free Mining Challenge. Learn more about this global initiative at

Why it Matters:

The use of mercury in artisanal and small scale gold mining releases 35% of all mercury pollution in the environment 

11,000 pounds of mercury is added into our biosphere every day

There is little or no awareness of the risks of mercury

Amalgamation is cheap, fast and easy to put in place