Pure holmium has a metallic to bright silver luster. It is relatively soft and malleable and is stable in dry air at room temperature but rapidly oxidizes in moist air and at elevated temperatures. The metal has unusual magnetic properties. Few uses have yet been found for the element.
Melting point: 1474 °C Boiling point: 2700 °C
A foil is a thin sheet of pure metal. Given its fragile nature, some foils have protective coatings.