Properties & Information

Iowaite

Iowaite

IowaiteSCIENCE / MINERALOGYIowaite is a rare hydrated magnesium-iron chloride hydroxide mineral of the hydrotalcite group, commonly represented as Mg₆Fe³⁺₂(OH)₁₆Cl₂·4H₂O. It is very soft and typically occurs as pale green, bluish...

Iowaite

IowaiteSCIENCE / MINERALOGYIowaite is a rare hydrated magnesium-iron chloride hydroxide mineral of the hydrotalcite group, commonly represented as Mg₆Fe³⁺₂(OH)₁₆Cl₂·4H₂O. It is very soft and typically occurs as pale green, bluish...

Iolite

Iolite

IoliteSCIENCE / MINERALOGYIolite is the gem variety of cordierite, a magnesium-iron aluminum silicate with the formula commonly written (Mg,Fe)₂Al₄Si₅O₁₈. It crystallizes in the orthorhombic system and is strongly pleochroic, often...

Iolite

IoliteSCIENCE / MINERALOGYIolite is the gem variety of cordierite, a magnesium-iron aluminum silicate with the formula commonly written (Mg,Fe)₂Al₄Si₅O₁₈. It crystallizes in the orthorhombic system and is strongly pleochroic, often...

Infinite

Infinite

InfiniteSCIENCE / MINERALOGYInfinite is a trade name for gray-green to pale green serpentine-rich rock from South Africa. Commercial material is commonly described as a mixture of serpentine-group minerals, potentially including...

Infinite

InfiniteSCIENCE / MINERALOGYInfinite is a trade name for gray-green to pale green serpentine-rich rock from South Africa. Commercial material is commonly described as a mixture of serpentine-group minerals, potentially including...

Inesite

Inesite

InesiteSCIENCE / MINERALOGYInesite is a hydrated calcium manganese silicate mineral, commonly written Ca₂Mn₇Si₁₀O₂₈(OH)₂·5H₂O. It crystallizes in the triclinic system and forms pink, rose-red, orange-red, brown, or pale crystals and radiating...

Inesite

InesiteSCIENCE / MINERALOGYInesite is a hydrated calcium manganese silicate mineral, commonly written Ca₂Mn₇Si₁₀O₂₈(OH)₂·5H₂O. It crystallizes in the triclinic system and forms pink, rose-red, orange-red, brown, or pale crystals and radiating...

Indonesian Blue Amber

Indonesian Blue Amber

Indonesian Blue AmberSCIENCE / MINERALOGYIndonesian Blue Amber is fossilized tree resin from Indonesia that can show a blue, violet, or blue-green fluorescence or surface glow under ultraviolet-rich light. Amber is...

Indonesian Blue Amber

Indonesian Blue AmberSCIENCE / MINERALOGYIndonesian Blue Amber is fossilized tree resin from Indonesia that can show a blue, violet, or blue-green fluorescence or surface glow under ultraviolet-rich light. Amber is...

Indonesian Agate

Indonesian Agate

Indonesian AgateSCIENCE / MINERALOGYIndonesian Agate is a broad locality trade term for agate and chalcedony from Indonesia. The material is primarily microcrystalline quartz and may show bands, plumes, moss-like inclusions,...

Indonesian Agate

Indonesian AgateSCIENCE / MINERALOGYIndonesian Agate is a broad locality trade term for agate and chalcedony from Indonesia. The material is primarily microcrystalline quartz and may show bands, plumes, moss-like inclusions,...