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Optical properties

Optical properties ImerCare® 100% natural minerals for superior optical properties in make-up, gels and shampoos

ImerCare® minerals are excellent, 100% natural solutions for boosting the optical properties of make-up, gels and shampoos.


ImerCare® SheerSilk premium talc has been engineered using patented technology to obtain an innovative, transparent structure which imparts multiple optical properties to make-up powders whilst maintaining excellent spreadability and homogeneity.

ImerCare® SheerSilk provides:

  • Transparency and a natural blur effect
  • A pearlescent, lustrous finish
  • Good homogeneity and spreadability on skin

ImerCare® SheerSilk is ideal for natural-look, nude powders and blushes.

It is an excellent base for highly pigmented, high-brilliance eyeshadows.

ImerCare® SheerSilk for a transparent satin finish

Opacity scale ImerCare SheerSilk
Opacity scale ImerCare® SheerSilk


ImerCare® Velluto premium talc has been designed to provide enhanced opacity in superior to full coverage concealers, foundations and powders, including corrective and camouflage products.

ImerCare® Velluto provides:

  • Superior, even coverage
  • Satin finish
  • Good homogeneity and spreadability on skin

ImerCare® Velluto for superior coverage

Opacity scale ImerCare Velluto
Opacity scale ImerCare® Velluto


ImerCare® K kaolins provide enhanced whiteness and opacity in face powders, creams and foundations. 

New ImerCare® Opaque kaolin is ideal for providing whiteness and opacity and a rich, creamy texture in shampoos and shower gels.

Pearlescent effect

New ImerCare® Opaline premium talc is the perfect solution for achieving a luxurious, pearlescent effect in shampoos and shower gels.

Matte effect

The soft, fine particles of our ImerCare® K kaolins confer excellent matting properties in creams, foundations, eye shadows and lipsticks

We recommend:

  • ImerCare® Matte for a natural, matte effect in matte daycreams and lipsticks
  • ImerCare® 04K for a semi-matte effect in eye-shadows

Highly absorbent ImerCare® diatomaceous earth grades are excellent for creating a matte effect in hair styling waxes and color cosmetics.

We recommend:

  • ImerCare® 266D for matting hair styling waxes 
  • ImerCare® 03D for matte lipsticks


All Imerys cosmetic products are natural, high quality, chemically inert and offer good skin tolerance. They are not treated with chemicals during processing. These attributes enable them to be used in cosmetic products that comply with cosmetic directive regulation (EC) n° 1223/2009.


Ecocert – Cosmos logo

ImerCare® talc, kaolin and diatomaceous earth cosmetic grades are Cosmos approved. Certificates of origin and additional documentation are available upon  request. 

We offer a full range of bespoke formulation and technical and process support services to help you match the right mineral grade to your application requirement.

Please contact us, we will be only too happy to help

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