Specular hematite

Specular hematite

A black or grey variety of hematite with splendant metallic luster, often showing iridescence; occurs in micaceous or foliated masses or in tabular or disklike crystals.

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Part of Speech: noun
Synonym(s):
Blossary:
Industry/Domain: Mining
Category: General mining; Mineral mining
Government Agency: USBM
Product: Dictionary of Mining, Mineral, & Related Terms - 2nd Edition
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Related terms

specular hematite

Mining; General mining; Mineral mining

A black or gray variety of hematite with splendant metallic luster, often showing iridescence; occurs in micaceous or foliated masses or in tabular or disklike crystals.

hematite

Anthropology; Cultural anthropology

A natural iron oxide which was used as a reddish pigment.

hematite

Mining; General mining

A reddish or silvery mineral made of iron and oxygen. Hematite is used as a source of iron.

hematite

Materials science; Corrosion engineering

(1) An iron mineral crystallizing in therhombohedral system; the most important are of iron. (2) An iron oxide, Fe,O,, corresponding to an iron content of approximately 70%.

hematite

Astronomy; Planetary science

An iron-oxide mineral (Fe 2 O 3 ) that may be the cause of the red color on Mars. Courser-grained gray hematite has the same chemical formula as the red variety, but a different ...

hematite

Earth science; Soil science

Fe2O3. A red iron oxide mineral that contributes red color to many soils.

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Mining; General mining

The future industry of sending spacecraft to asteroids in order to harvest their natural resources and bring them back to civilization for use. On April 24th 2012, the first real ...