Glauconite Greensand Pigment from United States
Glauconite greensand pigment is a green earth color from marine sedimentary deposits containing iron silicates, powdered for use in pigments and filters. It is classified here as an 'other earth color' not meeting the synthetic or chemical purity thresholds of other chapters.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the greensand is not mixed with synthetic binders or dyes that would change its classification
• Provide a mineralogical analysis confirming glauconite as the primary component
• Verify the iron content is below 70% to avoid exclusion under Chapter 28