Gibbsite: Properties and Occurrences
Gibbsite, Al(OH), is one of the mineral forms of aluminum hydroxide. It is a colorless mineral consisting of hydrated aluminum hydroxide, occurring chiefly as a…
Science
Getchellite: Properties and Occurrences
Getchellite is a rare sulfide of arsenic and antimony, AsSbS3. It is a monoclinic-prismatic mineral containing antimony, arsenic, and sulfur. It was discovered by B.…
Gersdorffite
Gersdorffite is a nickel arsenic sulfide mineral with formula NiAsS. It is a mineral consisting of nickel sulphid and nickel arsenide, having a silver-white to…
Germanite: Properties and Occurrences
Germanite is a rare copper iron germanium sulfide mineral, Cu26Fe4Ge4S32. It was first discovered in 1922, and named for its germanium content. It is a…
Georgerobinsonite
Georgerobinsonite, named for George Willard Robinson, is a lead chromate mineral with formula Pb4(CrO4)2(OH)2FCl. The type specimen for georgerobinsonite was found in the Mammoth-St. Anthony…
Geocronite: Properties and Occurrences
Geocronite is a mineral, a mixed sulfosalt containing lead, antimony, and arsenic with a formula of Pb14(Sb, As)6S23. It is a mineral consisting of a…
Geikielite: Properties and Occurrences
Geikielite is a magnesium titanium oxide mineral with formula: MgTiO3. It is a member of the ilmenite group. It is a mineral consisting of magnesium…
Geigerite: Properties and Occurrences
Geigerite is a mineral, a complex hydrous manganese arsenate with the formula: Mn5(AsO3OH)2(AsO4)2·10H2O. It is a triclinic-pinacoidal mineral containing arsenic, hydrogen, manganese, and oxygen. It…
Gehlenite: Properties and Occurrences
Gehlenite, Ca2Al[AlSiO7], is a sorosilicate, Al-rich endmember of the melilite complete solid solution series with akermanite. It is a particular kind of sorosilicate. It is…
Geerite: Properties and Occurrences
Geerite is a copper sulfide mineral with the chemical formula Cu8S5. It is a trigonal bluish white mineral containing copper and sulfur. It has been…
Gedrite: Properties and Occurrences
Gedrite is a crystal belonging to the orthorhombic ferromagnesian subgroup of the amphibole supergroup of the double chain inosilicate minerals with the ideal formula: Mg2(Mg3Al)(Si6Al2)O22(OH)2.…
Gaylussite: Properties and Occurrences
Gaylussite is a carbonate mineral, a hydrated sodium calcium carbonate, formula Na2Ca(CO3)2·5H2O. It is named for French chemist and physicist J. L. Gay-lussac. It is…
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