Colors of Nature Pigments

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Colors of Nature has collected natural pigments from around the world to provide you, the artist, the opportunity to make paint to your specifications and to allow a full range of expression in your encaustic and fresco art. Each pigment has been
Pigments are rated by the American Society for Testing and Materials (ASTM). Only pigments rated as class one and two are acceptable for artists’ materials. The pigments that Colors of Nature uses are of class one or two, and denoted by the words ‘excellent’ or ‘permanent’ which reflect our pigment manufacturers’ lightfast ratings. Colors of Nature pigments will not fade, and so you can be assured that your efforts producing your artwork will last forever. Certified by PETA and Vegan Action to be 100% vegan and cruelty-free. Certified by The Good Shopping Guide to be an Ethically Accredited Company. Colors of Nature products provide artists, who are looking towards an environmentally sustainable future, with high-quality, prepared paints that they can use with confidence to create beautiful and lasting works of art. As visual artists, they breathe, touch and surround themselves with the media of paint, so using natural paints made with plants and minerals is clearly a healthy choice. Their paints and supplies perform as well as their non-natural counterparts without any compromise in quality or selection. Colors of Nature is based in Toronto, Canada. Additional pigments information: Each pigment that Colors of Nature uses has been carefully researched for its safety and ecological impact. Here is a summary of the information available. Sources include manufacturers’ descriptions and MSDS data:
Pigment Type Source Processing Ecological Information
Ochres - Clay earth pigment - Iron oxide from geothite Washed by water and dried by the sun - Non-toxic - Not listed as a carcinogen by the NTP, IARC, or OSHA; no adverse long-term effects are known“There is no evidence to suggest that this substance will create any significant ecological properties if released into the environment. Inorganic pigments are insoluble and should not exhibit any bioaccumulation or biodegradation properties.” (MSDS)
Umbers - Clay earth pigment - Iron oxide from geothite Raw or burnt (heat applied) Not listed as a carcinogen by the NTP, IARC, or OSHA; no adverse long-term effects are known. “Inorganic pigments are insoluble and should not exhibit any bioaccumulation or biodegradation properties”. (MSDS)
Oxides - Naturally occurring iron oxides from hematite or magnetite Heat applied Not listed as a carcinogen by the NTP, IARC, or OSHA; no adverse long-term effects are known “Inorganic pigments are insoluble and should not exhibit any bioaccumulation or biodegradation properties.” (MSDS)
Siennas - Clay earth pigment - Iron oxide from goethite or hematite Raw or burnt (heat applied) Not listed as a carcinogen by the NTP, IARC, or OSHA; no adverse long-term effects are known “Inorganic pigments are insoluble and should not exhibit any bioaccumulation or biodegradation properties”. (MSDS)
Chromium Oxide - Chromite ore - Chromium oxide Two chemical steps: roasting (ore is treated with hot air) and leaching (converts metal to a soluble salt in a water medium) FDA approved. Not classified as a hazardous material (MSDS)
Ultramarine - Pigment Blue 29:77007 - Sulfurized silicilic acid, aluminium sodium salt from zeolite, lazurite Manufactured from clay (contains silica, alumina), sodium sulfate, sulfur and charcoal. Heat applied, then washed Food and cosmetic grade No evidence of carcinogenic effects according to ACGIH or IARC (MSDS)
Titanium dioxide - Ilmenite ore - Titanium dioxide Iron oxide is removed to leave synthetic rutile, which is reduced with carbon and oxidized with chlorine. Compound is re-oxidized with oxygen to regenerate the chlorine Food, pharmaceutical and cosmetic grade Environmental Effects: No known significant effects or critical hazards (MSDS) For more information please visit The Organic Make-up Company - Titanium Dioxide
Vehicles for pigment Plant: gums, oils, waxes; simple sugar alcohol, water, natural preservative Variety of methods Food, cosmetic and pharmaceutical grades Biodegradable No evidence of carcinogenic effects according to ACGIH or IARC (MSDS)
  Source: Colors of Nature