Bargain 10.3" Polished, Indigo Gabbro Obelisk - Madagascar

This is a large section of indigo gabbro that has been polished in to the shape of a 6 sided obelisk. The base of the obelisk is flat, allowing for aesthetic presentation. The very tip of the obelisk is missing hence the bargain price.

Indigo gabbro, also known as "Merlinite", is a mineral conglomerate that occurs and is mined from the Norcross-Madagascar quarries in Madagascar. The typical colors of these basalt rocks are a deep indigo-purple and black. Indigo gabbro is a relatively new mineral to surface on the market for decorative purposes, such as carvings and polished materials.

The word "gabbro" refers to a large group of dark, coarse-grained, intrusive igneous rocks that are chemically equivalent to basalt. The rocks can contain a mixture of feldspar, chlorite, serpentine, muscovite, pyroxene, hercynite and magnetite within in a charcoal colored matrix.
Indigo Gabbro
10.3" tall, 3.6" wide