English | Български
Where am I? > Home > Repository > Hematite

Gallery view selector

Colour selector
Simple colour schemeredorangey redreddish orangeorangeorangey yellowyellowgreenish yellowyellowish greenslightly yellowish greengreenvery slightly bluish greenbluish greenvery strongly bluish greengreen-blue or blue-greenvery strongly greenish bluevery slightly greenish bluebluevioletish bluebluish violetvioletbluish purplepurplereddish purplestrongly purplish redslightly purplish redcolourlessgreyblack
Hematite — specimen 0171, photo © NMNHS
Hematite — specimen 0171, photo © NMNHS

Hematitespecimen 0171


East Africa
Hematite — specimen 0171, locality map

Weight: 3.48 ct; size: 9.48 | 6.99 | 3.50 mm; shape: octagon; colour: dark grey; clarity: opaque; cut: fair; treatment: none.

Clean specimen; step cut style.

Other specimens
Hematite — specimen 0031Hematite — specimen 0405Hematite — specimen 0407Hematite — specimen 0440

More information from ‘Classification’

An accessory mineral in felsic igneous rocks, a late-stage sublimate in volcanic rocks, and in high-temperature hydrothermal veins. A product of contact metamorphism and in metamorphosed banded iron formations. A common cement in sedimentary rocks and a major constituent in oolitic iron formations (Anthony et al., 2001—2005).