phosphates

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heterosite of La Vilatte in Chanteloube in France

heterosite

Its name comes from the Greek “hetero”, other, because on the same deposit it was the second mineral containing manganese to be discovered. It forms a group with purpurite, the iron pole of the phosphate is the heterosite and purpurite the manganiferous pole.

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herderite crystal from Minas Gerais in Brazil

herderite

Its name honors the German mining engineer von Herder (1776-1838).

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eosphorite cut in facets

eosphorite

Its name comes from the Greek, defining the pink color at the arrival of dawn. Its chemical formula is very close to the childrenite, which is yellow-brown because iron dominates, while for éosphorite it is manganese which dominates and gives the pink color.

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childrenite fancy cut

childrenite

Discovered in 1823, its name honors the English mineralogist John George Children (1777-1852). It is very close to the eosphorite and in its chemical composition iron is the dominant on manganese, unlike eosphorite where manganese is dominating.

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brasilianite from Brazil emerald cut

brazilianite

It is its discovery near the town of Conseilheira Pena, in Minas Gerais (Brazil) in 1945 by Pough, which gave its name (Brazil is written Brasil in Brazilian).

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beryllonite fancy cut

beryllonite

So called because of the presence of beryllium, it was named by James Dana in 1888.

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