prehnite
prehnite, turquoise, & amber necklace
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| composition | a hydrous, calcium-aluminum-silicate |
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| name source | from the discoverer, Hendrik Van Prehn |
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| other accepted names | Cape chrysolite |
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| folkloric aliases | "the prophecy stone," "the prediction stone," "the stone for dreaming or remembering" |
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| color | ranges from pale yellowish to pineapple yellow to a light jade green |
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| significant sources | Australia, Scotland, South Africa (Kalahari) and several other countries |
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| MOH scale | 6 - 6.5 |
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| care and treatment | A relatively soft stone, care should be taken when wearing or storing prehnite to ensure against scratching. Wash in warm soapy (non-detergent) water. |
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