Pinolith Pinolite Rock Unpolished Lapidary Stone Slab Austria #O2

Description

Pinolith or Pinolite Lapidary Cabbing Rock Stone Slab
This lovely and very rare material is known as
Pinolith
or
Pinolite
.
T
his natural unpolished semi precious stone slab is 5.2 inches by 2.75 inches and 6 mm thick
.
It weighs .28 lbs. and is already coated with Opticon, a surface hardening resin for easier cutting.
This very rare material was actually first discovered in 1873 and comes from only one location in the world-the magnesite deposit at Sunk, Hohentauern, Niedere Tauern, Styria, Austria.
It is a metamorphic rock containing magnesite as crystals in a dolomite and graphite matrix.
It is named Pinolith because the magnesite inclusions resemble pine cones in shape.
This material is a 3.5 to 4.5 hardness.
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