staurolite

== English == === Etymology === From stauro- +‎ -lite, in reference to its frequent cruciform twinning. === Noun === staurolite (countable and uncountable, plural staurolites) (mineralogy) A dark brown nesosilicate mineral that has crystals that cross and intergrow. ==== Derived terms ==== ==== Translations ==== === Further reading === David Barthelmy (1997–2026), “Staurolite”, in Webmineral Mineralogy Database. “staurolite”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026.