Prehnite 8x10-9x13mm Side Drilled Pebble - 15-16 Inch

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Prehnite 8x10-9x13mm Side Drilled Pebble - 15-16 InchPrehnite was the first mineral to be named after a person: its discoverer, Dutch Colonel Hendrik Von Prehn. Von Prehn discovered the stone in South Africa in 1774. Prehnite is translucent to transparent, in colors from light green to yellow green to olive, with occasional inclusions of Black Tourmaline that crisscross the stone in fibrous patterns. It is a phyllosilicate composed of silicon, calcium and aluminum with trace amounts of iron.

its variations seem to depict landscapes and other images

and this phenomenon is thought to be due to impurities of yttrium or organic matter within the crystal lattice

Its soft chatoyancy is reminiscent of the moon's light

Discovered in Greenland in the late 1890's

while other impurities in the stone may create veining and rich patterns

This assortment pack contains 125 crimp tubes in the following finishes:

Terra Agate contains the best of nature in a variety of small shapes

“DZI” Agate is made to resemble beads first found in India between 1000 and 2000 BCE

This turquoise is mined from the Sonora mines in Mexico

Fossils are believed to reduce stress

The fibrous asbestos inclusions in the stone give it the flash that inspired its name

Obsidian connects with the Root chakra