Hornblende Minerals | Facts and Photos
What is Hornblende?
Hornblende is a name used to describe a group of minerals which can only be distinguished through detailed chemical analysis. For this reason the minerals in this group are generally referred to simply as hornblende.
important constituents in igneous and metamorphic rocks, they mostly occur in dark colours such as black, dark green or brownish green.
Hornblende minerals have no real use in industry and are mostly used as mineral specimens.
The hornblende in our photo is on display in the Harvard Museum of Natural History, Massachusetts, USA. Photo by Stone Mania.