Material: Fluoro-edenite, Biancavilla (Italy)

GENERAL INFO IMAGE

Provenance: Sicily, Italy

Description: Fluoro-edenite occurs in the volcanic roducts of the Monte Calvario locality of Biancavilla on the flanks of Mount Etna, Sicily, Italy, and is found in the cavities of benmoreitic lava metasomatized by hot fluids rich in fluorine. NEW ERROR CALCULATED!

FPTI index: 2.600

FPTI error: 0.122

Parameters:



   Mean Length


Value:       100

Value Error:       0.0

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   Mean Diameter


Value:       0.5

Value Error:       0.004979

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   Crystal Curvature


Value:       flat surface

Value Error:       0.0

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   Crystal Habit


Value:       acicular

Value Error:       0.0

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   Fibre Density


Value:       3.07

Value Error:       0.0007

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   Hydrophobic Character of the Surface


Value:       hydrophilic

Value Error:       0.0

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   Surface Area


Value:       4.4

Value Error:       0.018394

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   Total Iron Content


Value:       5

Value Error:       0.0004

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   Ferrous Iron


Value:       1.97

Value Error:       0.0

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   Surface Ferrous/Iron Nuclearity


Value:       2

Value Error:       0.02

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   Content of toxic elements other than iron


Value:       0.9

Value Error:       0.05

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   Fibre dissolution rate


Value:       55

Value Error:       0.0

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   Mean velocity of iron release


Value:       0.09

Value Error:       0.00607

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   Velocity of amorphous silica production with dissolution


Value:       0.4

Value Error:       0.003035

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   Mean velocity release of toxic elements


Value:       11

Value Error:       0.01214

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   Zeta Potential


Value:       negative at both pH = 4.5 and pH = 7.4

Value Error:       0.0

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   Zeta Potential induced fibre aggregation


Value:       21

Value Error:       0.00607

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   Cation exchange capacity


Value:       False

Value Error:       0.0

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