TITANITE (SPHENE) (TWO INTERTWINED CRYSTALS), Baja California Mexico (miniature)

Titanite, also known as sphene, is a calcium titanium nesosilicate mineral with the chemical formula CaTiSiO5. It often contains trace amounts of iron and aluminum, along with rare earth elements such as cerium and yttrium. Additionally, thorium may partially substitute for calcium in its composition.

Miniature (small cabinet)