The term 'bluish-white element' can refer to two elements: ANTIMONY (8 letters) and ZINC (4 letters). ANTIMONY is a chemical element with the symbol Sb and atomic number 51. It is a silvery-white, brittle metalloid that is found in nature mainly as the sulfide mineral stibnite. ZINC is a chemical element with the symbol Zn and atomic number 30. It is a bluish-white, lustrous metal that is found in nature mainly as the sulfide mineral sphalerite.