Terbium

Category

Rare Earth Metals

Description

Silver metal that oxidizes in air; [Merck Index]

Sources/Uses

Obtained from the minerals monazite, cerite, gadolinite, and other rare earth minerals; [Merck Index] Used in solid state devices (sodium terbium borate); Potential use as activator for green phosphors in color TV tubes and as crystal stabilizer of fuel cells; [Reference #1]

Comments

Little is known about its toxicity; [Reference #1] See "RARE EARTH METALS" and linked occupational diseases.

Reference Link #1

Biomedical References

Explanatory Notes

mp = 1356 deg C; [Merck Index]

Yes

Processes

Industrial Processes with risk of exposure:

• Mining