Material: Fibrous antigorite

GENERAL INFO IMAGE

Provenance: Tontouta mine, New Caledonia

Description: Sample f-Atg1 fibrous antigorite from Tontouta mine (NC), described in Petriglieri et al. (2021). The sample is cohesive, massive, Ni-enriched and less-altered.

FPTI index: 2.133

FPTI error: 0.066

Parameters:



   Mean Length


Value:       6.5

Value Error:       0.012

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   Mean Diameter


Value:       0.8

Value Error:       0.013534

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   Crystal Curvature


Value:       rounded surface

Value Error:       0.0

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   Crystal Habit


Value:       curled/acicular

Value Error:       0.0

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   Fibre Density


Value:       2.54

Value Error:       0.003383

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   Hydrophobic Character of the Surface


Value:       hydrophilic

Value Error:       0.0

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   Surface Area


Value:       16.3

Value Error:       0.0

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   Total Iron Content


Value:       2.34

Value Error:       0.006

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   Ferrous Iron


Value:       2.34

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:       32.23

Value Error:       0.0

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   Fibre dissolution rate


Value:       0.48

Value Error:       0.009197

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   Mean velocity of iron release


Value:       3.79

Value Error:       0.0

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   Velocity of amorphous silica production with dissolution


Value:       42.52

Value Error:       0.0

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   Mean velocity release of toxic elements


Value:       4713

Value Error:       0.0

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   Zeta Potential


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

Value Error:       0.0

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   Zeta Potential induced fibre aggregation


Value:       18

Value Error:       0.002233

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   Cation exchange capacity


Value:       False

Value Error:       0.0

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