Are the crystals safe to touch?

The finished crystals usually feel cool and a bit rough. Handle them gently. Small flakes can break away, so avoid letting pets or very small children play with them unsupervised.

Can I use other powders besides borax?

Yes. Baking soda or alum can produce lovely crystals with slightly different habits. Each material behaves a bit differently because of solubility and how the molecules arrange as they solidify.

How long do the crystals take to form?

You often see initial growth within a few hours. For fuller, larger crystals, leave the heart undisturbed overnight or up to 24 hours. Temperature and concentration influence timing.

Will the crystals last forever?

They last well indoors under stable conditions. They can dissolve in water and change under extreme humidity. For long-term keeping, display them away from direct moisture.

Can I reuse the wire frame?

Yes. You can soak the frame to dissolve most crystals, then dry and reshape. Reuse works well if you prefer experimenting with different finishes.

How To Make Crystal Hearts 2026

Name: Crystal Hearts
Prep time: 15 min
Total time: 24 h
Cuisine: N/A
Ingredients: Clear glass jars or heatproof containers; Borax powder or baking soda; Clean water, warmed; Wire, pipe cleaners, or cookie cutter shapes; String or thread; A small spoon for stirring; A tray or towel (optional); A thermometer (optional); Food coloring (optional); Tweezers or chopstick

Crystal Hearts

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Create beautiful Crystal Hearts using simple materials like borax, wire, and water. This calming craft invites patience and creativity.

Author: margaret-ellis
Prep Time: 15 minutes
Cook Time: 0 minutes
Total Time: 24 hours
Yield: 1-3 Crystal Hearts
Category: Craft
Method: Crafting
Cuisine: N/A
Diet: N/A

Ingredients

Clear glass jars or heatproof containers
Borax powder or baking soda
Clean water, warmed
Wire, pipe cleaners, or cookie cutter shapes
String or thread
A small spoon for stirring
A tray or towel (optional)
A thermometer (optional)
Food coloring (optional)
Tweezers or chopstick

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Instructions

Make your heart frame with the wire or pipe cleaners, leaving a small loop at the top for the string.
Warm your water until it is comfortably hot, but not boiling.
Stir in the borax or baking soda until dissolved.
Attach the string to the heart frame and ensure it hangs freely.
Carefully place the heart frame in the jar, making sure it doesn’t touch the bottom.
Cover the jar and place it in a safe spot to allow crystals to form.
Check gently after a few hours and remove when a good layer has formed.
Rinse the heart and allow it to dry on a clean towel.
Display your finished Crystal Hearts or repeat the process.

Notes

Store your Crystal Hearts carefully to avoid chipping. Use food coloring for a faint tint, and experiment with different wire shapes for varied textures.

Find it online: https://www.cozyhandsdiy.com/crystal-hearts/