Rubidium

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Rubidium is named from the Latin word rubidius which means dark red or deep red, in reference to the dark red spectroscopic lines.

Rubidium 2008
The rocks are classified as Rubidium isotope dating method.

unknown title 2009
The rocks are classified as Rubidium isotope dating method.

unknown title 2009
The eight-minute Rubidium turns from a slow dreamscape to a fierce percussion thrash and ends as a deep-brass glow.

Portico Quartet: Portico Quartet – review 2012
Rubidium may some day be used in space travel in what are called ion engines that can power spacecraft.

Rubidium 2008
Rubidium does not combine with other elements or ions to create minerals.

Rubidium 2008
Its atomic number is 37 and its symbol is Rb. Rubidium was discovered in 1861 by the German chemists, Robert Bunsen and Gustav Kirchhoff.

Rubidium 2008
Rubidium is a very soft, silvery-white metallic element.

Rubidium 2008
Rubidium and cæsium were discovered in this way, rubidium having bright red lines and cæsium a very intense blue line.

An Elementary Study of Chemistry William McPherson
Rubidium occurs widely diffused in nature, but in very small quantities.

A Text-book of Assaying: For the Use of Those Connected with Mines. Cornelius Beringer 1886