Gadolinium

**Gadolinium**

By: Grace Atomic Number: 64

Protons: 64

Electrons: 64

Neutrons: 93

Average Atomic Mass: 154.25 AMU

Isotopes: Gd-154, Gd-155, Gd-156, Gd-157, Gd-158, Gd-160

Discovery: In 1880, Jean de Marignac discovered Gadolinium

Name: It was named for the mineral gadolinite which was named after Johan Gadolin.

Uses: As little as one percent improves the workability or iron, ,chromium, and related alloys to high temperature.

Interesting Facts:
 * The rare earth metal is obtained from the mineral gadolinite
 * color: silvery white
 * has metallic luster
 * at room temperature, gadolinium crystalizes in the hexagonal, close

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