Properties & Information
Timor Agate
Timor AgateSCIENCE / MINERALOGYTimor Agate is a trade or locality variety of agate/chalcedony, composed mainly of microcrystalline quartz (SiO₂). Its distinctive color, banding, plumes, or inclusions come from repeated silica...
Timor Agate
Timor AgateSCIENCE / MINERALOGYTimor Agate is a trade or locality variety of agate/chalcedony, composed mainly of microcrystalline quartz (SiO₂). Its distinctive color, banding, plumes, or inclusions come from repeated silica...
Tiger Iron
Tiger IronSCIENCE / MINERALOGYTiger Iron is a banded rock combining tiger eye, red jasper/chert, and metallic hematite or magnetite. It is a rock, not a mineral species.GEOLOGY & FORMATIONIt developed...
Tiger Iron
Tiger IronSCIENCE / MINERALOGYTiger Iron is a banded rock combining tiger eye, red jasper/chert, and metallic hematite or magnetite. It is a rock, not a mineral species.GEOLOGY & FORMATIONIt developed...
Tiger Eye
Tiger EyeSCIENCE / MINERALOGYTiger Eye is a chatoyant quartz-rich material formed by silica replacement of fibrous amphibole, with iron oxidation producing golden to brown colors. Its moving silky band results...
Tiger Eye
Tiger EyeSCIENCE / MINERALOGYTiger Eye is a chatoyant quartz-rich material formed by silica replacement of fibrous amphibole, with iron oxidation producing golden to brown colors. Its moving silky band results...
Thulite
ThuliteSCIENCE / MINERALOGYThulite is the pink to red manganese-bearing variety of zoisite, Ca₂Al₃(SiO₄)₃(OH). It typically occurs as massive granular material rather than transparent crystals.GEOLOGY & FORMATIONIt forms in metamorphic rocks...
Thulite
ThuliteSCIENCE / MINERALOGYThulite is the pink to red manganese-bearing variety of zoisite, Ca₂Al₃(SiO₄)₃(OH). It typically occurs as massive granular material rather than transparent crystals.GEOLOGY & FORMATIONIt forms in metamorphic rocks...
Thomsonite
ThomsoniteSCIENCE / MINERALOGYThomsonite is a zeolite-group mineral, most commonly thomsonite-Ca, forming radiating, fibrous, nodular, or prismatic aggregates in white, pink, green, yellow, and other colors.GEOLOGY & FORMATIONIt forms in cavities...
Thomsonite
ThomsoniteSCIENCE / MINERALOGYThomsonite is a zeolite-group mineral, most commonly thomsonite-Ca, forming radiating, fibrous, nodular, or prismatic aggregates in white, pink, green, yellow, and other colors.GEOLOGY & FORMATIONIt forms in cavities...
Tektite
TektiteSCIENCE / MINERALOGYTektites are natural terrestrial impact glasses formed when meteorite impacts melt and eject surface rocks. They are silica-rich glass, not meteorites and not minerals.GEOLOGY & FORMATIONMolten impact ejecta...
Tektite
TektiteSCIENCE / MINERALOGYTektites are natural terrestrial impact glasses formed when meteorite impacts melt and eject surface rocks. They are silica-rich glass, not meteorites and not minerals.GEOLOGY & FORMATIONMolten impact ejecta...