| hematite |
The principal ore of iron, with the composition Fe 2 0 3 .
출처: museum.gov.ns.ca/mnh/nature/nhns2/glossary.htm
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| hematite |
Iron ore consisting of ferric oxide in crystalline form, hematite is silvery, shiny opaque stone that becomes a red powder when ground down. It manifests in splendent rhombohedral crystals that are very heavy and cold to the touch.
출처: www.jewelrysupplier.com/glossary/H-glossary.htm
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| hematite |
a red-colored iron oxide mineral. Small amounts of it create red, pink, and reddish-gray colors in rocks, especially sedimentary rocks.
출처: www.tc.umn.edu/~smith213/Glossary%20GP.htm
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| hematite |
The oxide of iron of highest valency which has a composition close to the stoichiometric composition Fe2O3.
출처: www.mesteel.com/dictionary/h.htm
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| hematite |
(1) An iron mineral crystallizing in therhombohedral system; the most important oreof iron. (2) An iron oxide, Fe,O,, corrcsponding to an iron content of approximately 70%.
출처: www.corrosionsource.com/handbook/glossary/h_glos.h...
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