Properties & Information
Sonora Sunrise
Sonora SunriseSCIENCE / MINERALOGYSonora Sunrise, also called Sonora Sunset, is a trade-name copper-mineral rock typically combining red cuprite with blue-green chrysocolla and black iron-rich matrix.GEOLOGY & FORMATIONIt forms in the...
Sonora Sunrise
Sonora SunriseSCIENCE / MINERALOGYSonora Sunrise, also called Sonora Sunset, is a trade-name copper-mineral rock typically combining red cuprite with blue-green chrysocolla and black iron-rich matrix.GEOLOGY & FORMATIONIt forms in the...
Sodalite
SodaliteSCIENCE / MINERALOGYSodalite is a sodium aluminosilicate chloride mineral, commonly Na₈(Al₆Si₆O₂₄)Cl₂, in the sodalite group. It is typically royal blue to violet-blue with white calcite veining but also occurs gray,...
Sodalite
SodaliteSCIENCE / MINERALOGYSodalite is a sodium aluminosilicate chloride mineral, commonly Na₈(Al₆Si₆O₂₄)Cl₂, in the sodalite group. It is typically royal blue to violet-blue with white calcite veining but also occurs gray,...
Snowflake Obsidian
Snowflake ObsidianSCIENCE / MINERALOGYSnowflake Obsidian is a trade variety of obsidian, a natural silica-rich volcanic glass. Obsidian is amorphous rather than crystalline and commonly shows conchoidal fracture, flow banding, bubbles,...
Snowflake Obsidian
Snowflake ObsidianSCIENCE / MINERALOGYSnowflake Obsidian is a trade variety of obsidian, a natural silica-rich volcanic glass. Obsidian is amorphous rather than crystalline and commonly shows conchoidal fracture, flow banding, bubbles,...
Smoky Quartz
Smoky QuartzSCIENCE / MINERALOGYSmoky Quartz is a variety, growth habit, or included form of quartz, silicon dioxide (SiO₂). Quartz crystallizes in the trigonal system and has a Mohs hardness of...
Smoky Quartz
Smoky QuartzSCIENCE / MINERALOGYSmoky Quartz is a variety, growth habit, or included form of quartz, silicon dioxide (SiO₂). Quartz crystallizes in the trigonal system and has a Mohs hardness of...
Smithsonite
SmithsoniteSCIENCE / MINERALOGYSmithsonite is zinc carbonate, ZnCO₃, crystallizing in the trigonal system. It occurs in blue, green, pink, yellow, brown, white, and colorless botryoidal, stalactitic, massive, and rhombohedral forms.GEOLOGY &...
Smithsonite
SmithsoniteSCIENCE / MINERALOGYSmithsonite is zinc carbonate, ZnCO₃, crystallizing in the trigonal system. It occurs in blue, green, pink, yellow, brown, white, and colorless botryoidal, stalactitic, massive, and rhombohedral forms.GEOLOGY &...
Skeletal Quartz
Skeletal QuartzSCIENCE / MINERALOGYSkeletal Quartz is a variety, growth habit, or included form of quartz, silicon dioxide (SiO₂). Quartz crystallizes in the trigonal system and has a Mohs hardness of...
Skeletal Quartz
Skeletal QuartzSCIENCE / MINERALOGYSkeletal Quartz is a variety, growth habit, or included form of quartz, silicon dioxide (SiO₂). Quartz crystallizes in the trigonal system and has a Mohs hardness of...