a Minerals

Halotrichite from School Lane and Ridge Avenue, Philadelphia County, Pennsylvania

Halotrichite from School Lane and Ridge Avenue, Philadelphia County, Pennsylvania

Halotrichite from White Mountains, Mono County, California

Halotrichite from Markay Mine, Red Canyon, San Juan County, Utah

Halotrichite from Flux Mine, Harshaw District, Patagonia Mountains, Santa Cruz County, Arizona

Halotrichite from Ray Mine, Mineral Creek District, Pinal County, Arizona

Halotrichite and Melanterite from West Jersey Marl Co. Quarry, (Barnsboro, Gloucester County), New Jersey

Halotrichite on Chalcanthite from Planet Mine, La Paz County, Arizona

Hambergite from Anjanabonoina, Betafo District, Vakinankaratra, Madagascar

Hambergite from Himalaya Mine, Mesa Grande District, San Diego County, California

Hambergite from Little Three Mine, Ramona District, San Diego County, California

Hambergite from Himalaya Mine, Mesa Grande District, San Diego County, California

Hambergite from Chhaqpu, Braldu Valley, Baltistan, Gilgit-Baltistan, Pakistan

Hambergite from Little Three Mine, Ramona District, San Diego County, California

Hambergite from Anjanabonoina, near Ambohimanambola, Betafo District, Vakinankaratra, Madagascar

Hambergite (twinned crystals) from Saichis, Rondu, Gilgit-Skardu Road, Baltistan, Gilgit-Baltistan, Pakistan

Hambergite on K-feldspar from Little Three Mine, Ramona District, San Diego County, California

Hammarite and Gladite in Milky Quartz from Gladhammar, Småland, Kalmar, Sweden (Type Locality for Hammarite and Gladite)

Hancockite from Parker Shaft, Franklin, Sussex County, New Jersey (Type Locality for Hancockite)

Hancockite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hancockite)

Hancockite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hancockite)

Hancockite from Franklin Mining District, Sussex County,, New Jersey (Type Locality for Hancockite)

Hancockite and Axinite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hancockite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hanksite from Searles Lake, east of Trona, San Bernardino County, California (Type Locality for Hanksite)

Hannebachite from Hannebach, Eifel Mountains, Rheinland-Pfalz, Germany (Type Locality for Hannebachite)

Hannebachite from Hannebacher Ley, Eifel Mountains, Rheinland-Pfalz, Germany (Type Locality for Hannebachite)

Haradaite from Yamato Mine, Amami-Oshima Island, Kagoshima, Japan (Type Locality for Haradaite)

Hardystonite and Willemite from Franklin, Sussex County, New Jersey (Type Locality for Hardystonite)

Hardystonite with minor Calcite and Franklinite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite and Franklinite)

Hardystonite, Calcite, Franklinite, Tephroite from Franklin District, Sussex County, New Jersey (Type Locality for Hardystonite and Tephroite)

Hardystonite, Clinohedrite, Calcite, Willemite from Franklin, Sussex County, New Jersey (Type Locality for Clinohedrite and Hardystonite)

Hardystonite, Clinohedrite, Esperite, Zincite, Willemite, Calcite (5-color fluorescence) from Franklin District, Sussex County, New Jersey (Type Locality for Hardystonite, Clinohedrite, Zincite)

Hardystonite, Clinohedrite, Willemite, Franklinite (3 color fluorescence) from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite, Clinohedrite and Franklinite)

Hardystonite, Franklinite, Rhodonite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite and Franklinite)

Hardystonite, Franklinite, Willemite from Franklin District, Sussex County, New Jersey (Type Locality for Hardystonite and Franklinite)

Hardystonite, Sussexite, Franklinite, Willemite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite, Sussexite and Franklinite)

Hardystonite, Willemite, Calcite, Franklinite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite and Franklinite)

Hardystonite, Willemite, Calcite, Franklinite from Franklin, Sussex County, New Jersey (Type Locality for Hardystonite and Franklinite)

Hardystonite, Willemite, Calcite, Franklinite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Franklinite and Hardystonite)

Hardystonite, Willemite, Clinohedrite, Franklinite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite, Clinohedrite and Franklinite)

Hardystonite, Willemite, Franklinite, Zincite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite, Zincite and Franklinite)

Hardystonite, Willemite, Zincite, Calcite, Franklinite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite, Zincite and Franklinite)

Hardystonite, Wollastonite, Franklinite, Willemite from Franklin Mining District, Sussex County, New Jersey (Type Locality for Hardystonite and Franklinite)

Harkerite, Monticellite, Chalcocite from Camas Malag, Broadford, Isle of Skye, Scotland (Type Locality for Harkerite)

Harkerite, Monticellite, Chalcocite from Camas Malag, Torrin, near Broadford, Isle of Skye, Scotland (Type Locality for Harkerite)

Harmotome from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Bellsgrove Mine, Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Bellsgrove Mine, Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Bellsgrove Mine, Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Samson Mine, St. Andreasberg, Harz Mountains, Lower Saxony, Germany (Type Locality for Harmotome)

Harmotome from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Bellsgrove Mine, Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Andreasberg, Harz, Germany (Type Locality for Harmotome)

Harmotome from St. Andreasberg, Harz Mountains, Lower Saxony, Germany (Type Locality for Harmotome)

Harmotome from Sing Sing Quarry, Ossining, Westchester County, New York

Harmotome from Sing Sing Quarry, Ossining, Westchester County, New York

Harmotome from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome from Old Croton Aqueduct, Shaft No. 5, Westchester County, New York

Harmotome (cruciform twinned), Galena, Pyrite, Calcite, Fluorite, Calcite from Lane Construction Corp. Northfield Quarry, Franklin County, Massachusetts

Harmotome (Morvenite-law twinned crystals) from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome (twinned crystals) on Calcite from Clashgorm Mine, Strontian, North West Highlands, Scotland

Harmotome and Apophyllite from Korsnäs, Vaasa, Länsi-Suomen Lääni, Finland

Harmotome and Brewsterite on Calcite from Whitesmith Mine, near Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome and Calcite from Bellsgrove Mine, Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome and Calcite from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome and Calcite from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome and Strontianite from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland (Type Locality for Strontianite)

Harmotome on Calcite from Whitesmith Mine, near Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome on Calcite from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome on Calcite from Bellsgrove Mine, Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome on Calcite from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome on Calcite from Bellsgrove Mine, Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome on Calcite from Clashgorm Mine, Strontian, North West Highlands, Scotland

Harmotome on Calcite from Whitesmith Mine, near Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome on Calcite from Clashgorm Mine, Strontian, North West Highlands, Scotland

Harmotome on Calcite from Clashgorm Mine, Strontian, North West Highlands, Scotland

Harmotome on Calcite from Clashgorm Mine, Strontian, North West Highlands, Scotland

Harmotome on Calcite from Whitesmith Mine, near Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome on Calcite from Whitesmith Mine, near Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome on Quartz from Whitesmith Mine, near Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome var. Morvenite (twinned crystals) on Orthoclase var. Adularia from Wester Cochno, West Dunbartonshire, Scotland

Harmotome with Calcite from Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome with Calcite from Bellsgrove Mine, Strontian, Loch Sunart, Highland (formerly Argyll), Scotland

Harmotome, Prehnite, Pectolite from Upper New Street Quarry, Paterson, Passaic County, New Jersey

Harmotome, Strontianite, Calcite from Whitesmith Mine, Clashgorn section, near Strontian, Loch Sunart, Highland (formerly Argyll), Scotland (Type Locality for Strontianite)

Hatchettite on Siderite from Coed-Ely, Glamorgan, Wales

Hauchecornite, Millerite, Quartz (part of Hauchecornite type specimen) from Grube Friedrich, Schönstein, Siegerland, Rheinland-Pfalz, Germany (Type Locality for Hauchecornite)

Hauerite from Jeziorak, Poland

Hauerite (two specimens exhibiting different crystal habits) from Raddusa, Catania, Sicily, Italy

Hauerite with Sulfur from Sicily, Italy

Hausmannite from Chernstock, Ilmenao, Thuringin, Germany (Type Locality for Hausmannite)

Hausmannite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from Langban, Varmland, Sweden

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from Langban, Varmland, Sweden

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from Ilfeld, Harz Mountains, Thuringia, Germany (Type Locality for Hausmannite)

Hausmannite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from Oehrenstock, Ilmenau District, Thuringia, Germany (Type Locality for Hausmannite)

Hausmannite from Kuruman District, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite and Andradite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite and Andradite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite and Andradite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite and Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite and Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite and Braunite from Ilmenau, Thuringia, Germany (Type Locality for Hausmannite and Braunite)

Hausmannite and Rhodochrosite from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite on Andradite Garnet from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite on Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite on Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite on Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite on Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite on Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite on Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite on Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite pseudomorphs after Calcite from Ilfeld, Nordhausen, Harz Mountains, Germany (Type Locality for Hausmannite)

Hausmannite pseudomorphs after Manganite from Ilfeld, Nordhausen, Harz Mountains, Germany (Type Locality for Hausmannite and Manganite)

Hausmannite with Barite from N'Chwaning II Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite with Barite and Calcite from Oehrenstock, Ilmenau District, Thuringia, Germany (Type Locality for Hausmannite)

Hausmannite with Calcite from Wessels Mine, Kalahari Manganese Field, Northern Cape Province, South Africa

Hausmannite, Datolite, Andradite Garnet from N'Chwaning Mine, Kalahari Manganese Field, Northern Cape Province, South Africa