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Nuummite Tumblestone

Nuummite Tumblestone

Product Code: TSNU.01

Categories: Tumblestones
Crystal: Nuummite
Detail: Nuummite, also known as Nuummit, is a rare metamorphic rock that is estimated to be around 3 billion years old. This unique crystal is made up of two relatively unknown minerals, Anthophyllite and Gertie. The first being a magnesium iron silicate, while the latter is in the family of lithium bearing amphiboles. Nuummite crystallizes in the form of laminates and masses and can exhibit strong iridescence.
Chemical Composition: {Mg2}{Mg5}(Si8O22)(OH)2 to {Mg2}{Mg3Al2}(Al2Si6O22)(OH)2
Origin: Greenland
Finish: Polished
Size: 20mm
Weight: 10g
Quantity: 1
Sold as Seen: No

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