Assertion: germanium | /r/HasProperty | gray-white semi-metal
Facets:
Source sentences:
text: Germanium is a gray-white semi-metal, and in its pure state is crystalline and brittle, retaining its lustre in air at room temperature.
text: Germanium is a gray-white semi-metal, and in its pure state is crystalline and brittle, retaining its lustre in air at room temperature.