Alum

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10" Eye Candy PINK ALUM Gemmy Geometric Octah...
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Alum

10" Eye Candy PINK ALUM Gemmy Geometric Octah...

$63.65$95.00

Lab-grown crystal specimens like this one are usually completely damage-free, which gives them an ad..

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10.1" Pineapple-Cactus Shaped BabyPink ALUM w...
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Alum

10.1" Pineapple-Cactus Shaped BabyPink ALUM w...

$63.65$95.00

This gorgeous alum crystal group is an attention grabbing baby pink color. The crystals are octahedr..

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2.2" Lab Grown Purple Violet Octahedral ALUM ...
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Alum

2.2" Lab Grown Purple Violet Octahedral ALUM ...

$40.20$60.00

When grown in mineral-rich solutions under carefully controlled conditions, alum forms pristine, ast..

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2.6" Grape Purple ALUM CRYSTAL on Matrix Pris...
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Alum

2.6" Grape Purple ALUM CRYSTAL on Matrix Pris...

$43.55$65.00

Here is a lab-grown specimen of alum: a breathtaking specimen of ammonium aluminum sulfate NH4Al(SO4..

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4" Lustrous Gemmy Emerald Green ALUM Crystals...
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Alum

4" Lustrous Gemmy Emerald Green ALUM Crystals...

$60.30$90.00

This gorgeous alum crystal group is an attention grabbing emerald green color. The crystals are octa..

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4" Saturated Crayon Green ALUM Crystals to 2....
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Alum

4" Saturated Crayon Green ALUM Crystals to 2....

$53.60$80.00

This lab-grown alum specimen features a bright crayon green color and sharp, brightly lustrous cryst..

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4.1" Emerald Green WetLook Gemmy ALUM Crystal...
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Alum

4.1" Emerald Green WetLook Gemmy ALUM Crystal...

$67.00$100.00

Here is a gorgeous specimen of lab-grown alum, with sharp skeletal crystals that are colored a richl..

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4.1" Green ALUM SharpGemmy Octahedral Crystal...
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Alum

4.1" Green ALUM SharpGemmy Octahedral Crystal...

$40.20$60.00

The two large octahedral alum crystals on this piece are up to 2" across, and are gemmy and highly s..

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4.2" GREEN ALUM Sharp Gemmy Skeletal Octahedr...
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Alum

4.2" GREEN ALUM Sharp Gemmy Skeletal Octahedr...

$53.60$80.00

There are 3 large and several small octahedral alum crystals on this lab grown specimen, the largest..

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