Hapkeite: Properties and Occurrences
Hapkeite is a mineral discovered in the Dhofar 280 meteorite found in 2000 in Oman on the Arabian peninsula. The meteorite is believed to originate…
Science
Hanksite: Properties and Occurrences
Hanksite is a sulfate mineral, distinguished as one of only a handful that contains both carbonate and sulfate ion groups. It has the chemical formula…
Hambergite: Properties and Occurrences
Hambergite (Be2BO3OH) is a beryllium borate mineral named after Swedish explorer and mineralogist Axel Hamberg (1863–1933). It is an orthorhombic-dipyramidal mineral containing beryllium, boron, hydrogen,…
Halotrichite: Properties and Occurrences
Halotrichite, also known as feather alum, is a highly hydrated sulfate of aluminum and iron. Its chemical formula is FeAl2(SO4)4·22H2O. It is a monoclinic-sphenoidal mineral…
Halloysite: Properties and Occurrences
Halloysite is an aluminosilicate clay mineral with the empirical formula Al2Si2O5(OH)4. It is a monoclinic-domatic mineral containing aluminum, hydrogen, oxygen, and silicon. Its main constituents…
Halite: Properties and Occurrences
Halite commonly known as rock salt, is a type of salt, the mineral (natural) form of sodium chloride (NaCl). It is a naturally occurring crystalline…
Håleniusite-(La)
Håleniusite-(La), (La, Ce)OF is a yellow isometric mineral. It has a dull, earthy luster. It was discovered in 1986 at Bastnäs mines, Riddarhyttan, Skinnskatteberg, Västmanland,…
Haiweeite: Properties and Occurrences
Haiweeite is a mineral of uranium and has the chemical formula: Ca[(UO2)2Si2O12(OH)2]· 3(H2O). It is an orthorhombic-dipyramidal mineral containing calcium, hydrogen, oxygen, silicon, and uranium.…
Haidingerite
Haidingerite is a calcium arsenate mineral with formula Ca(AsO3OH)·H2O. It is a mineral consisting of white hydrous calcium arsenate. It was originally discovered in 1827…
Haggertyite: Properties and Occurrences
Haggertyite is a rare barium, iron, magnesium, titanate mineral: Ba(Fe2+6Ti5Mg)O19 first described in 1996 from the Crater of Diamonds State Park near Murfreesboro in Pike…
Hagendorfite
Hagendorfite is an iron phosphate mineral with the chemical formula of (Na, Ca)MnFe2(PO4)3 and is named after where the mineral was discovered, Hagendorf-Süd, Bavaria, Germany.…
Garnierite: Properties and Occurrences
Garnierite is a general name for a green nickel ore which is found in pockets and veins within weathered and serpentinized ultramafic rocks. It is…
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