Properties & Information

Blue Scheelite

Blue Scheelite

Blue ScheeliteSCIENCE / MINERALOGYDespite its name, Blue Scheelite is not scheelite. It is a trade name for a blue-and-white carbonate rock composed mainly of calcite and dolomite, commonly sold as...

Blue Scheelite

Blue ScheeliteSCIENCE / MINERALOGYDespite its name, Blue Scheelite is not scheelite. It is a trade name for a blue-and-white carbonate rock composed mainly of calcite and dolomite, commonly sold as...

Blue Pacific Agate

Blue Pacific Agate

Blue Pacific AgateSCIENCE / MINERALOGYBlue Pacific Agate is a modern trade name for blue to blue-gray agate and chalcedony material with white, cream, or translucent patterning. Mineralogically, the host is...

Blue Pacific Agate

Blue Pacific AgateSCIENCE / MINERALOGYBlue Pacific Agate is a modern trade name for blue to blue-gray agate and chalcedony material with white, cream, or translucent patterning. Mineralogically, the host is...

Blue Halite

Blue Halite

Blue HaliteSCIENCE / MINERALOGYBlue Halite is a rare blue variety of halite, sodium chloride (NaCl). Halite crystallizes in the cubic system and has perfect cubic cleavage. The unusual blue to...

Blue Halite

Blue HaliteSCIENCE / MINERALOGYBlue Halite is a rare blue variety of halite, sodium chloride (NaCl). Halite crystallizes in the cubic system and has perfect cubic cleavage. The unusual blue to...

Blue Onyx

Blue Onyx

Blue OnyxSCIENCE / MINERALOGYBlue Onyx is a commercial name that can be ambiguous. In the strict mineralogical sense, onyx is straight-banded chalcedony, SiO₂, and blue onyx may describe blue, white,...

Blue Onyx

Blue OnyxSCIENCE / MINERALOGYBlue Onyx is a commercial name that can be ambiguous. In the strict mineralogical sense, onyx is straight-banded chalcedony, SiO₂, and blue onyx may describe blue, white,...

Blue Lace Agate

Blue Lace Agate

Blue Lace AgateSCIENCE / MINERALOGYBlue Lace Agate is a pale blue and white banded variety of agate, itself a form of chalcedony composed of microcrystalline quartz. Repeated layers of silica...

Blue Lace Agate

Blue Lace AgateSCIENCE / MINERALOGYBlue Lace Agate is a pale blue and white banded variety of agate, itself a form of chalcedony composed of microcrystalline quartz. Repeated layers of silica...

Blue Kyanite

Blue Kyanite

Blue KyaniteSCIENCE / MINERALOGYBlue Kyanite is the classic blue variety of kyanite, Al₂SiO₅. It is triclinic and typically forms elongated flattened blades, fibrous aggregates, and columnar crystals. Blue color commonly...

Blue Kyanite

Blue KyaniteSCIENCE / MINERALOGYBlue Kyanite is the classic blue variety of kyanite, Al₂SiO₅. It is triclinic and typically forms elongated flattened blades, fibrous aggregates, and columnar crystals. Blue color commonly...