Hematit
Hematit yw ffurf fwynol ocsid (III) haearn (Fe2O3), un o sawl ocsid haearn.
Mae'r enw hematit yn dod o'r gair Groeg αἷμα (aima "gwaed") oherwydd gall hematit fod yn goch.
 | |
| Enghraifft o'r canlynol | mineral species  |
|---|---|
| Math | hematite mineral group |
| Màs | 159.854619 uned Dalton |
| Fformiwla gemegol | Fe₂o₃ |
| Yn cynnwys | iron(III) oxide |
 Ffeiliau perthnasol ar Gomin Wicimedia | |
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