red iron haematites

  • The Properties of Hematite - Rock tumbler

    Properties of Hematite (color) These two rocks are pieces of banded iron ore that have been tumbled to a bright polish in a rock tumbler. They are composed of red jasper and silver hematite. This is the type of material mined in the Mesabi Iron Range and used to make steel for .

  • hematite | Definition, Uses, & Facts | Britannica

    Hematite, also spelled haematite, heavy and relatively hard oxide mineral, ferric oxide (Fe2O3), that constitutes the most important iron ore because of its high iron content (70 percent) and its abundance. Its name is derived from the Greek word for "blood," in allusion to its red colour. Many of the various forms of hematite have separate names.

  • Red Quartz with Iron and Hematite 4 inch .9lb Natural ...

    Red Quartz with Iron and Hematite 4 inch .9lb Natural Crystal Cluster - China All of our crystals are natural and hand selected by our store owner, a 30 year GIA Graduate Gemologist. Feel free to email me if you have any questions or special requests!