H
- Haggertyite: Ba(Fe2+6Ti5Mg)O19 – Stephen E. Haggerty (born 1938)
- Hapkeite: Fe2Si – American planetary scientist Bruce Hapke
- Hawleyite: CdS – Canadian mineralogist James Edwin Hawley (1897–1965)
- Herbertsmithite: ZnCu3(OH)6Cl2 – British mineralogist Herbert Smith (1872–1953)
- Heulandite: (Ca,Na)2-3Al3(Al,Si)2Si13O36·12H2O – English mineral collector Henry Heuland (1778–1856)
- Hiddenite: – American geologist William Earl Hidden (1853–1918)
- Howardite: – British chemist Edward Charles Howard (1774–1816)
- Howlite: Ca2B5SiO9(OH)5 – Canadian chemist, mineralogist Henry How (1828–1879)
- Hübnerite: MnWO4 – German mineralologist Adolf Huebner
- Hutchinsonite: (Tl,Pb)2As5S9 – Cambridge mineralogist Arthur Hutchinson (1866–1937)
- Huttonite: ThSiO4 – New Zealand-American mineralogist Colin Osborne Hutton (1910–1971)
Read more about this topic: List Of Minerals Named After People