 Discovery Information
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| Who: Carl Mosander |
| When: 1843 |
| Where: Sweden |
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| Name Origin
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| From Ytterby, Sweden. |
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| Sources
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| Terbium is never found as a free element in nature, it is found with other rare earth metals in minerals such as cerite, gadolinite, monazite, xenotime and euxenite.
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| Uses
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| Terbium is rare and expensive, so it has few commercial uses. It is used in alloys, as a fuel cell stablizer, lasers and in the production of compact discs. Also used in the production of electronic devices.
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| Sodium terbium borate is used in solid state devices. |
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| Notes
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| Terbium is ductile and soft enough to be cut with a knife. |
