Eudidymite is a rare hydrated Na-Be silicate. This is a striking, splayed book of pearlescent, tan blades. An aesthetic and excellent example of this uncommon species.Minor aegirine assiociated.
Formula : Na[OH/BeSi3O7]
System: monoclinic Hardness:6-7 Rarity:rare
Strunz id:VIII/G.4-10 -
SILICATES
Name origin: From the Greek for well and twinned, in allusion to its common occurrence in twins.
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Specimen weight:24 gr.
Crystal size:Up to 4,0 cm tall
Overall size: 37mm x 25 mm x 45 mm

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