Thulium

Thulium
	Atomic Number: 69 Atomic Weight: 168.93421 Melting Point: 1818 K (1545°C or 2813°F) Boiling Point: 2223 K (1950°C or 3542°F) Density: 9.32 grams per cubic centimeter Phase at Room Temperature: Solid Element Classification: Metal Period Number: 6 Group Number: none Group Name: Lanthanide