Elements traded include high temperature alloying additions such as Tantalum, Niobium, Rhenium & Ruthenium, also electronic metals, Gallium, Indium & Germanium, and light diffraction materials such as Thallium. (mmta.co.uk)
Zirconium1
Other items traded include both the pure and scrap forms of Zirconium and Hafnium metal and, latterly, Strontium and Calcium are finding niche uses in new alloys. (mmta.co.uk)
Holmium2
This sample arrived with a full set of lanthanides at a time when I was missing europium, terbium, holmium, ytterbium, and of course lutetium. (theodoregray.com)
Verse] C There's holmium and helium and hafnium and erbium, G7 And phosphorus and francium and fluorine and terbium, C And manganese and mercury, molybdenum, magnesium, G D7 G Dysprosium and scandium and cerium and cesium. (cifraclub.com.br)