Nuummite Tumbles Med

Availability: 45 in stock
$8.00

QTY:

These are Medium sized, low grade Nuummite Tumbled Stones from Greenland.

These Tumbles are priced per single stone.

The average size & weight of these stones are:
26mm x 17mm x 15mm & 14g

 

Nuummite is a rare metamorphic rock that consists of the amphibole minerals gedrite and anthophyllite. It is named after the area of Nuuk in Greenland, where it was found.
Mohs scale hardness: 5.5 - 6.0
Formula mass: 780.82 gm
Density: 2.85 - 3.57