Terbium-doped glass. | |||
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Terbium-doped glass. A small impurity of terbium gives this glass its brilliant red color. Source: eBay seller tranquil-gardens Contributor: Theodore Gray Acquired: 24 March, 2009 Text Updated: 24 March, 2009 Price: $2.50 Size: 0.75" Purity: <1% | |||
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