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Celestite

Celestite (Sr S O₄) is a mineral consisting of strontium sulfate. It is named for its occasional delicate blue color. It occurs crystallized, also in compact massive and fibrous forms.

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Jordanes

... or Jordanis was a 6th century historian. He was an Ostrogoth and was a notary of Gothic kings in Italy. At the time of Justinian, he was a Christian and possibly ...