Basic Information

Name: Gallium 
Symbol: Ga 
Atomic Number: 31 
Atomic Mass: 69.723 amu 
Melting Point: 29.78 °C (302.93 K, 85.604004 °F) 
Boiling Point: 2403.0 °C (2676.15 K, 4357.4 °F) 
Number of Protons/Electrons: 31 
Number of Neutrons: 39 
Classification: Other Metals 
Crystal Structure: Orthorhombic 
Density @ 293 K: 5.907 g/cm3 
Color: White/Silver
Date of Discovery: 1875 
Discoverer: Paul Emile Lecoq de Boisbaudran 
Name Origin: From the Latin word Gallia, the old name of France 
Uses: semiconductor production 
Obtained From: bauxite, germanite, coal