Material: Erionite Kaipara New Zealand

GENERAL INFO IMAGE

Provenance: Timber Bay Formation, Kaipara, North Island, Zew Zealand

Description: The AUM2504 erionite sample is from the Timber Bay Formation at Kaipara on New Zealand’s North Island described in Scarfì et al. (2025). In vitro cyto-and geno-toxicity of asbestiform erionite from New Zealand. Environmental Research, 265, 120415.

FPTI index: 2.333

FPTI error: 0.047

Parameters:



   Mean Length


Value:       16.0

Value Error:       0.001832

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   Mean Diameter


Value:       0.7

Value Error:       0.004979

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   Crystal Curvature


Value:       rounded surface

Value Error:       0.0

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   Crystal Habit


Value:       acicular

Value Error:       0.0

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   Fibre Density


Value:       2.11

Value Error:       0.0

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   Hydrophobic Character of the Surface


Value:       hydrophilic

Value Error:       0.0

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   Surface Area


Value:       2.75

Value Error:       0.006

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   Total Iron Content


Value:       0.0

Value Error:       0.0

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   Ferrous Iron


Value:       0.0

Value Error:       0.0

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   Surface Ferrous/Iron Nuclearity


Value:       0

Value Error:       0.02

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   Content of toxic elements other than iron


Value:       15.43

Value Error:       0.012

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   Fibre dissolution rate


Value:       181.0

Value Error:       0.0

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   Mean velocity of iron release


Value:       0.0

Value Error:       0.0

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   Velocity of amorphous silica production with dissolution


Value:       0.14

Value Error:       0.0002

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   Mean velocity release of toxic elements


Value:       3.64

Value Error:       0.002233

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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:       33.0

Value Error:       0.0

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   Cation exchange capacity


Value:       True

Value Error:       0.0

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