Material: Wollastonite, NYAD G (1)

GENERAL INFO IMAGE

Provenance: New York (USA)

Description: In this document, the FPTI index of Wollastonite, NYAD G has been calculated using data from the literature. Wollastonite is a ubiquitous mineral and is known to develop crystals with an acicular and/or fibrous crystal habit. This morphology confers high strength and makes commercial wollastonite NYAD G of considerable importance for industrial applications. NEW ERROR CALCULATED!

FPTI index: 1.917

FPTI error: 0.146

Parameters:



   Mean Length


Value:       11

Value Error:       0.018394

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   Mean Diameter


Value:       1.1

Value Error:       0.036788

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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:       2.98

Value Error:       0.001245

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   Hydrophobic Character of the Surface


Value:       hydrophilic

Value Error:       0.0

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   Surface Area


Value:       0.4

Value Error:       0.000337

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   Total Iron Content


Value:       0.77

Value Error:       0.003

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   Ferrous Iron


Value:       0.15

Value Error:       0.006

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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:       0.045

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   Fibre dissolution rate


Value:       0.3

Value Error:       0.009197

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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:       172

Value Error:       0.0

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   Mean velocity release of toxic elements


Value:       5

Value Error:       0.00025

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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:       26

Value Error:       0.0

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   Cation exchange capacity


Value:       False

Value Error:       0.0

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