Cambrian Blue Clay Powder
Cambrian Blue Clay Powder
Cambrian Blue Clay Powder (Serbian Blue Clay)
Our Cambrian Blue Clay (Serbian) is a mineral-rich clay from a sedimentary deposit dating back to the Cambrian period, more than 500 million years ago. It is a distinctive blue-grey clay with a fine, smooth feel.
It contains calcium, iron, magnesium, silicon, aluminium, titanium, potassium and sodium, and it is used by makers in face masks, soaps and bars, shower gels and bath bombs.
|
Serbian blue clay Cambrian-age deposit |
Mineral-rich Calcium, iron, magnesium and more |
Masks, soap, bath Blue-grey tones |
100 g to 1 kg Four pack sizes |
Safety information: for external (cosmetic) use only. Keep out of reach of children, keep away from the eyes, patch test before first use and avoid breathing in the dust. See Safety below and the Safety Data Sheet in the Product Documents section at the end of this page.
Specifications
| Specification | Detail |
|---|---|
| Product | Cambrian Blue Clay Powder (Serbian) |
| Type | Mineral clay powder from a sedimentary deposit |
| Appearance | Fine powder. Blue-grey, colour varies by batch |
| Origin | Serbia |
| Minerals | Calcium, iron, magnesium, silicon, aluminium, titanium, potassium, sodium (typical) |
| Suitable for | Face masks, body wraps, soap, shower gels, bath bombs, scrubs |
| Colour in soap | Soft grey-blue. Muted, and can shift in lye, so test a small batch |
| Not suitable for | Internal use. Do not use on broken skin |
| Pack Sizes | 100 g, 250 g, 500 g, 1 kg |
| Storage | Sealed, cool and dry, away from sunlight. Avoid metal containers |
| Use | Raw material for makers. Formulation, safety assessment and labelling of finished products are the maker's responsibility |
Uses
| Use | How it is used |
|---|---|
| Face masks | Mix with water, a hydrosol or a little oil for a smooth mask |
| Body wraps | Mix to a paste for a body treatment |
| Soap and bars | Adds a soft grey-blue tone. Use a small test batch first |
| Shower gels and bath bombs | A natural mineral clay for colour and feel |
| Scrubs | Mix into salt or sugar scrubs |
| Bath blends | Sprinkle into the bath or pre-mix to a paste |
How to Make a Simple Blue Clay Face Mask
- Start clean. Wash and dry your face and tie your hair back. Protect your clothing, as clay can stain.
- Mix the clay. In a glass, ceramic or plastic bowl, stir 1 tablespoon of Cambrian blue clay with 1-2 tablespoons of water or a hydrosol until you have a smooth paste. A few drops of a carrier oil such as apricot kernel oil will make it creamier. Use a wooden or plastic spoon rather than metal.
- Patch test. Try a little on the inside of your arm first and wait to see how your skin reacts.
- Apply. Spread a thin, even layer over clean skin, avoiding the eyes, lips and any broken or irritated skin.
- Leave it on. Leave for about 5-10 minutes. Rinse off while the mask is still slightly damp rather than letting it dry hard and crack.
- Rinse and moisturise. Rinse with warm water or a warm damp cloth, pat dry and follow with your usual moisturiser. Start with once a week and see how your skin feels.
Using It in Soap, Bath & Scrubs ▼
These are common maker starting points, not fixed rules. Results vary with your recipe, so always test a small batch first.
| Use | Starting amount | Notes |
|---|---|---|
| Face mask | 1 tbsp clay + 1-2 tbsp water or hydrosol | Add a few drops of carrier oil for a creamier mask. Rinse before it dries completely. |
| Body wrap or paste | 2-3 tbsp clay + water to a spreadable paste | Apply to the body and rinse off after about 10 minutes. |
| Bath | 1/4-1/2 cup per bath | Sprinkle in while the bath runs, or pre-mix into a paste. Use a mesh bag or rinse the tub well afterwards. |
| Cold process soap | About 1 tsp-1 tbsp per 500 g of soap oils | Stir into a little oil first, then add at light trace. Cambrian blue clay gives a muted grey-blue rather than a bright blue. |
| Melt and pour soap | About 1 tsp-1 tbsp per 500 g of base | Mix to a paste with a little vegetable glycerine first, then stir into the melted base. Too much can make a soap feel dry or dull. |
| Bath bombs | About 1 tbsp per 500 g of dry mix | Mix through the dry ingredients until the colour is even. Can stain tubs lightly. |
| Scrubs | 1-2 tbsp per cup of sugar or salt scrub base | Mix into the base with your chosen oil. |
See the cosmetic making supplies collection for oils, butters and bases to formulate with.
Tips & Troubleshooting ▼
| Problem | Likely cause | What to try |
|---|---|---|
| Clumps when mixing | Liquid poured onto dry clay | Sprinkle the clay onto the liquid instead and let it sit for a minute before stirring. |
| Mask dries hard and feels tight | Left on too long, or too little liquid | Rinse while still slightly damp, use a little more water or a few drops of carrier oil, and moisturise afterwards. |
| Skin looks red or feels sore | Sensitivity to clay or an added ingredient | Rinse with cool water. Patch test before use, keep the first sessions short, and stop if irritation continues. |
| Colour changes in soap | Clays can shift in colour in lye or with heat | Test a small batch. Mixing the clay with a little oil or glycerine first helps it blend evenly. |
| Specks or streaks in soap | Clay not fully mixed in | Mix to a smooth paste before adding, then stick-blend or stir well. |
| Mix spoils or smells off | Water-based mixes can grow mould | Mix fresh and use straight away, and discard leftovers. Add a suitable preservative to anything you plan to keep. |
| Blocked drain | Clay settling in pipes | Wipe off with a cloth where you can, use a strainer, and run plenty of water after a bath. |
| Colour is greyer than expected | Natural clay colour is muted | For brighter blues, add a skin-safe mica. |
Safety & Selling Your Products ▼
This product is a cosmetic raw material for external use only. Do not swallow it, keep it out of reach of children, keep it away from the eyes and do not use it on broken or irritated skin. Fine powders can irritate the airways, so wear a dust mask when weighing or pouring and avoid creating dust clouds. Do a patch test before first use and stop using it if irritation occurs.
Mix clays in glass, ceramic, plastic or wooden bowls and tools, and avoid metal. Store sealed in a cool, dry place away from moisture and direct sunlight. Do not rinse large amounts of mask, bath or scrub down the sink, as clay can settle and block drains. Wipe it off with a cloth and put it in the bin, or use a strainer.
Selling what you make? This is a raw material for makers. The formulation, preservation, safety assessment, labelling and any regulatory requirements for your finished cosmetics or soap (including the NZ cosmetic rules) are your responsibility, and health or treatment claims should not be made for your products. Contact us at info@purefx.co.nz if you need product information.
Frequently Asked Questions ▼
What colour does it make in soap?
A soft, muted grey-blue. For a brighter blue, add a skin-safe mica.
Where is it from?
This clay is from Serbia.
Does the colour vary?
Yes. It is a natural product, so the shade can vary slightly between batches.
Can I mix it with other clays?
Yes. Blend with kaolin clay for a lighter, softer tone.
Can I eat it or use it internally?
No. It is sold for external cosmetic use only.
Sizes & Price
| Pack | Price | Price per 100 g |
|---|---|---|
| 100 g | $12.00 | $12.00 |
| 250 g | $26.00 | $10.40 |
| 500 g | $45.00 | $9.00 |
| 1 kg | $90.00 | $9.00 |
Pairs Well With
Pair with kaolin clay or French green clay, and add tea tree essential oil or peppermint essential oil. For soap, use with a white SLS-free melt and pour base or clear SLS-free melt and pour base and mica for brighter blues. Mix a mask with a hydrosol such as lavender hydrosol. Browse all clays and cosmetic powders. |
![]() Product Documents
|
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Cambrian Blue Clay Powder (Serbian Blue Clay)
Our Cambrian Blue Clay (Serbian) is a mineral-rich clay from a sedimentary deposit dating back to the Cambrian period, more than 500 million years ago. It is a distinctive blue-grey clay with a fine, smooth feel.
It contains calcium, iron, magnesium, silicon, aluminium, titanium, potassium and sodium, and it is used by makers in face masks, soaps and bars, shower gels and bath bombs.
|
Serbian blue clay Cambrian-age deposit |
Mineral-rich Calcium, iron, magnesium and more |
Masks, soap, bath Blue-grey tones |
100 g to 1 kg Four pack sizes |
Safety information: for external (cosmetic) use only. Keep out of reach of children, keep away from the eyes, patch test before first use and avoid breathing in the dust. See Safety below and the Safety Data Sheet in the Product Documents section at the end of this page.
Specifications
| Specification | Detail |
|---|---|
| Product | Cambrian Blue Clay Powder (Serbian) |
| Type | Mineral clay powder from a sedimentary deposit |
| Appearance | Fine powder. Blue-grey, colour varies by batch |
| Origin | Serbia |
| Minerals | Calcium, iron, magnesium, silicon, aluminium, titanium, potassium, sodium (typical) |
| Suitable for | Face masks, body wraps, soap, shower gels, bath bombs, scrubs |
| Colour in soap | Soft grey-blue. Muted, and can shift in lye, so test a small batch |
| Not suitable for | Internal use. Do not use on broken skin |
| Pack Sizes | 100 g, 250 g, 500 g, 1 kg |
| Storage | Sealed, cool and dry, away from sunlight. Avoid metal containers |
| Use | Raw material for makers. Formulation, safety assessment and labelling of finished products are the maker's responsibility |
Uses
| Use | How it is used |
|---|---|
| Face masks | Mix with water, a hydrosol or a little oil for a smooth mask |
| Body wraps | Mix to a paste for a body treatment |
| Soap and bars | Adds a soft grey-blue tone. Use a small test batch first |
| Shower gels and bath bombs | A natural mineral clay for colour and feel |
| Scrubs | Mix into salt or sugar scrubs |
| Bath blends | Sprinkle into the bath or pre-mix to a paste |
How to Make a Simple Blue Clay Face Mask
- Start clean. Wash and dry your face and tie your hair back. Protect your clothing, as clay can stain.
- Mix the clay. In a glass, ceramic or plastic bowl, stir 1 tablespoon of Cambrian blue clay with 1-2 tablespoons of water or a hydrosol until you have a smooth paste. A few drops of a carrier oil such as apricot kernel oil will make it creamier. Use a wooden or plastic spoon rather than metal.
- Patch test. Try a little on the inside of your arm first and wait to see how your skin reacts.
- Apply. Spread a thin, even layer over clean skin, avoiding the eyes, lips and any broken or irritated skin.
- Leave it on. Leave for about 5-10 minutes. Rinse off while the mask is still slightly damp rather than letting it dry hard and crack.
- Rinse and moisturise. Rinse with warm water or a warm damp cloth, pat dry and follow with your usual moisturiser. Start with once a week and see how your skin feels.
Using It in Soap, Bath & Scrubs ▼
These are common maker starting points, not fixed rules. Results vary with your recipe, so always test a small batch first.
| Use | Starting amount | Notes |
|---|---|---|
| Face mask | 1 tbsp clay + 1-2 tbsp water or hydrosol | Add a few drops of carrier oil for a creamier mask. Rinse before it dries completely. |
| Body wrap or paste | 2-3 tbsp clay + water to a spreadable paste | Apply to the body and rinse off after about 10 minutes. |
| Bath | 1/4-1/2 cup per bath | Sprinkle in while the bath runs, or pre-mix into a paste. Use a mesh bag or rinse the tub well afterwards. |
| Cold process soap | About 1 tsp-1 tbsp per 500 g of soap oils | Stir into a little oil first, then add at light trace. Cambrian blue clay gives a muted grey-blue rather than a bright blue. |
| Melt and pour soap | About 1 tsp-1 tbsp per 500 g of base | Mix to a paste with a little vegetable glycerine first, then stir into the melted base. Too much can make a soap feel dry or dull. |
| Bath bombs | About 1 tbsp per 500 g of dry mix | Mix through the dry ingredients until the colour is even. Can stain tubs lightly. |
| Scrubs | 1-2 tbsp per cup of sugar or salt scrub base | Mix into the base with your chosen oil. |
See the cosmetic making supplies collection for oils, butters and bases to formulate with.
Tips & Troubleshooting ▼
| Problem | Likely cause | What to try |
|---|---|---|
| Clumps when mixing | Liquid poured onto dry clay | Sprinkle the clay onto the liquid instead and let it sit for a minute before stirring. |
| Mask dries hard and feels tight | Left on too long, or too little liquid | Rinse while still slightly damp, use a little more water or a few drops of carrier oil, and moisturise afterwards. |
| Skin looks red or feels sore | Sensitivity to clay or an added ingredient | Rinse with cool water. Patch test before use, keep the first sessions short, and stop if irritation continues. |
| Colour changes in soap | Clays can shift in colour in lye or with heat | Test a small batch. Mixing the clay with a little oil or glycerine first helps it blend evenly. |
| Specks or streaks in soap | Clay not fully mixed in | Mix to a smooth paste before adding, then stick-blend or stir well. |
| Mix spoils or smells off | Water-based mixes can grow mould | Mix fresh and use straight away, and discard leftovers. Add a suitable preservative to anything you plan to keep. |
| Blocked drain | Clay settling in pipes | Wipe off with a cloth where you can, use a strainer, and run plenty of water after a bath. |
| Colour is greyer than expected | Natural clay colour is muted | For brighter blues, add a skin-safe mica. |
Safety & Selling Your Products ▼
This product is a cosmetic raw material for external use only. Do not swallow it, keep it out of reach of children, keep it away from the eyes and do not use it on broken or irritated skin. Fine powders can irritate the airways, so wear a dust mask when weighing or pouring and avoid creating dust clouds. Do a patch test before first use and stop using it if irritation occurs.
Mix clays in glass, ceramic, plastic or wooden bowls and tools, and avoid metal. Store sealed in a cool, dry place away from moisture and direct sunlight. Do not rinse large amounts of mask, bath or scrub down the sink, as clay can settle and block drains. Wipe it off with a cloth and put it in the bin, or use a strainer.
Selling what you make? This is a raw material for makers. The formulation, preservation, safety assessment, labelling and any regulatory requirements for your finished cosmetics or soap (including the NZ cosmetic rules) are your responsibility, and health or treatment claims should not be made for your products. Contact us at info@purefx.co.nz if you need product information.
Frequently Asked Questions ▼
What colour does it make in soap?
A soft, muted grey-blue. For a brighter blue, add a skin-safe mica.
Where is it from?
This clay is from Serbia.
Does the colour vary?
Yes. It is a natural product, so the shade can vary slightly between batches.
Can I mix it with other clays?
Yes. Blend with kaolin clay for a lighter, softer tone.
Can I eat it or use it internally?
No. It is sold for external cosmetic use only.
Sizes & Price
| Pack | Price | Price per 100 g |
|---|---|---|
| 100 g | $12.00 | $12.00 |
| 250 g | $26.00 | $10.40 |
| 500 g | $45.00 | $9.00 |
| 1 kg | $90.00 | $9.00 |
Pairs Well With
Pair with kaolin clay or French green clay, and add tea tree essential oil or peppermint essential oil. For soap, use with a white SLS-free melt and pour base or clear SLS-free melt and pour base and mica for brighter blues. Mix a mask with a hydrosol such as lavender hydrosol. Browse all clays and cosmetic powders. |
![]() Product Documents
|

