symplesite

symplesite: \\ˈsimpləˌsīt\ noun (-s)
Etymology: German symplesit, from Greek syn- + plēsiazein to bring near, come near, associate with (from plēsios near) + German -it -ite; from its being found in association with other minerals — more at plesi-

: a mineral Fe₂(AsO₄)₃.8H₂O consisting of a hydrous iron arsenate and occurring in small blue to bluish-green monoclinic crystals and in radiated aggregates (hardness 2.5, specific gravity 3)

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symplesite — sym·ple·site … English syllables
List of minerals S-T (complete) — It is currently not possible to have a complete list of minerals . The International Mineralogical Association is the international group that recognises new minerals and new mineral names, however minerals discovered before 1959 did not go… … Wikipedia
Erythrite — crystals General Category Arsenate mineral Chemical formula … Wikipedia
Érythrite — Catégorie VIII : phosphates, arséniates, vanadates[1] Érythrite Bou Azzer Maroc (5.5x4.5 cm ; XX 1.7 cm) … Wikipédia en Français
LÖLLINGITE — De formule chimique FeAs2, la löllingite est un diarséniure de fer du groupe de la pyrite. Elle est composée de 27,2 p. 100 de fer, de 72,8 p. 100 d’arsenic et d’un peu de soufre et d’antimoine. La löllingite forme un sous groupe qui correspond… … Encyclopédie Universelle

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