Database/Colorant/CI 77480
100% natural origin · ISO 16128

Is CI 77480 natural?

Yes. Elemental gold is a mined mineral under ISO 16128's mineral-origin convention.

INCI nameCI 77480
CAS7440-57-5
FormulaAu · 196.96657 Da
FunctionColorant
FeedstockRefined from mined gold ore into fine metal…

How we scored it

Consists of metallic gold, a pure elemental metal → 100% mineral mass = 1.00.
What counts. ISO 16128-2 scores the atoms that remain in the final ingredient. Reagents, solvents, catalysts and protecting groups used during manufacture leave no mass behind and are not counted.

Where it comes from

Refined from mined gold ore into fine metal particles for use as a colorant. No petrochemical feedstock is involved.

In plain English

A colorant made of pure metallic gold in fine particle form. It is mined and refined from natural gold ore.

CosIng definition: CI 77480 is classed chemically as an inorganic colour. It consists of metallic gold.

Structure

2D structure of CI 77480

gold

PubChem CID 23985 ↗

References

  1. 1ISO 16128-1:2016 and ISO 16128-2:2017 — Guidelines on technical definitions and criteria for natural and organic cosmetic ingredients and products. ISO, Geneva.
  2. 2CI 77480. PubChem CID 23985. National Center for Biotechnology Information. pubchem.ncbi.nlm.nih.gov ↗
  3. 3CI 77480. CosIng — European Commission cosmetic ingredient database. ec.europa.eu/cosing ↗
  4. 4CI 77480. CosIng u2014 European Commission database for information on cosmetic substances and ingredients. https://ec.europa.eu/growth/tools-databases/cosing/search?search=CI%2077480