cronstedtite

enUK

cron´stedt`ite

(krǒn´stĕt`īt)

(Min.) A mineral consisting principally of silicate of iron, and crystallizing in hexagonal prisms with perfect basal cleavage; - so named from the Swedish mineralogist Cronstedt.

cronstedtite

enUK

cronstedtite

[′krän‚sted‚īt] (mineralogy) Fe₄²⁺Fe₂³⁺(Fe₂³⁺Si₂)O₁₀(OH)₈ A black to brownish-black mineral consisting of a hydrous iron silicate crystallizing in hexagonal prisms; specific gravity is 3.34-3.35.

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