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How to Make Dyed Concrete Gemstone Pendants

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Concrete is an easy to use, accessible material that can be set in moulds to create all sorts of fantastic shapes and details. It's also easy to dye with household materials. These bang-on-trend faceted pastel-hued pendants are made using white concrete and food colouring.


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  • Half a cup of white concrete
  • 4 to 5 drops of food colouring
  • Fondant gemstone moulds
  • Bails or cord ends
  • Necklace chain
  • Jump rings

1. Mix the Concrete

Step 1

Mix up your concrete with a little water. Only add splashes of water, a little at a time until you have a creamy consistency.

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Step 2

Mix in drops of the food colouring. The concrete won't necessarily turn the colour you use, so experiment with the dyes.

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To make this pastel orange I've used red food colouring. Mix until a consistent colour.

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2. Make the Moulds

Step 1

Prepare your mould by rubbing a light layer of vaseline over the surface.

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Step 2

Fill the gemstone mould with concrete, one section at a time.

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Step 3

Leave to dry for 12 to 24 hours.

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3. Make the Pendants

Step 1

Once the pendants are fully dry, carefully remove them from the mould. If they seem a little chalky, cover with a layer of resin or clear nail varnish.

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Step 2

Unfold your cord end or just get your pendant bail ready.

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Step 3

Glue the bail or cord end to the back of the pendant.

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Step 4

Attach to the chain with a jump ring.

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Wear Your New Gems

In this tutorial we've covered mixing and dying concrete, setting in moulds and creating pendants using jewellery findings.

Experiment with colours, dyes and moulds to create different concrete hues and shapes to make a really unique necklace pendants.

Do you love making jewellery? Let us know if you have any comments or questions about this tutorial.

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