Properties & Information
Hypersthene
HyperstheneSCIENCE / MINERALOGYHypersthene is an older varietal name for iron-rich orthopyroxene in the enstatite-ferrosilite series. Modern mineralogy generally classifies such material as Fe-bearing enstatite rather than a separate species. It...
Hypersthene
HyperstheneSCIENCE / MINERALOGYHypersthene is an older varietal name for iron-rich orthopyroxene in the enstatite-ferrosilite series. Modern mineralogy generally classifies such material as Fe-bearing enstatite rather than a separate species. It...
Hyalite Opal
Hyalite OpalSCIENCE / MINERALOGYHyalite is a transparent to translucent, colorless or pale opal variety commonly forming glassy botryoidal crusts and globules. Like all opal it is hydrated amorphous silica rather...
Hyalite Opal
Hyalite OpalSCIENCE / MINERALOGYHyalite is a transparent to translucent, colorless or pale opal variety commonly forming glassy botryoidal crusts and globules. Like all opal it is hydrated amorphous silica rather...
Howlite
HowliteSCIENCE / MINERALOGYHowlite is a calcium borosilicate hydroxide mineral, commonly written Ca₂B₅SiO₉(OH)₅. It crystallizes in the monoclinic system but most often occurs as white nodules with gray or black web-like...
Howlite
HowliteSCIENCE / MINERALOGYHowlite is a calcium borosilicate hydroxide mineral, commonly written Ca₂B₅SiO₉(OH)₅. It crystallizes in the monoclinic system but most often occurs as white nodules with gray or black web-like...
Honey Calcite
Honey CalciteSCIENCE / MINERALOGYHoney Calcite is a honey-yellow, amber, or golden-brown variety of calcite, CaCO₃. It crystallizes in the trigonal system and retains calcite's perfect rhombohedral cleavage, strong double refraction...
Honey Calcite
Honey CalciteSCIENCE / MINERALOGYHoney Calcite is a honey-yellow, amber, or golden-brown variety of calcite, CaCO₃. It crystallizes in the trigonal system and retains calcite's perfect rhombohedral cleavage, strong double refraction...
Hollandite in Quartz
Hollandite in QuartzSCIENCE / MINERALOGYHollandite in Quartz is quartz containing black to dark brown inclusions of hollandite-group manganese-barium oxides, often arranged as tiny radiating stars, needles, or dendritic clusters. The...
Hollandite in Quartz
Hollandite in QuartzSCIENCE / MINERALOGYHollandite in Quartz is quartz containing black to dark brown inclusions of hollandite-group manganese-barium oxides, often arranged as tiny radiating stars, needles, or dendritic clusters. The...
Himekawa Yakuseki
Himekawa YakusekiSCIENCE / MINERALOGYHimekawa Yakuseki is a Japanese trade/locality name applied to mineralized hot-spring-derived rock sold in the wellness and crystal market. Material associated with this name is often described...
Himekawa Yakuseki
Himekawa YakusekiSCIENCE / MINERALOGYHimekawa Yakuseki is a Japanese trade/locality name applied to mineralized hot-spring-derived rock sold in the wellness and crystal market. Material associated with this name is often described...