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Named Jules Garnier who first discovered it 1864 in New Caledonia.
Generic name for a green nickel ore which has formed as a result of lateritic weathering of ultramafic rocks (serpentinite, dunite, peridotite).
Mostly a mixture of various Ni- and Ni-bearing magnesium layer silicates.
a. serpentine family: pecoraite, lizardite
b. smectite family: pimelite, kerolite
c. talc family: willemseite, talc
Occurs in many nickel laterite deposits in the world.

Visit for gemological information about Garnierite.

Synonyms of Garnierite

Other Language Names for Garnierite

Varieties of Garnierite

Ferrian Garnierite

Poorly categorised ferrian nickel silicate(s)


Poorly categorised aluminosilicate(s) of Fe and Ni.

Zincian Garnierite

Common Associates

Associated Minerals Based on Photo Data:
Chalcedony11 photos of Garnierite associated with Chalcedony on
Quartz2 photos of Garnierite associated with Quartz on
Magnetite2 photos of Garnierite associated with Magnetite on
Pimelite1 photo of Garnierite associated with Pimelite on
Zaratite1 photo of Garnierite associated with Zaratite on
Chromite1 photo of Garnierite associated with Chromite on
Talc1 photo of Garnierite associated with Talc on
Serpentine Subgroup1 photo of Garnierite associated with Serpentine Subgroup on

Other Information

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for Garnierite

Reference List:
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Wells, Martin A.; Ramanaidou, Erick R.; Verrall, Michael; Tessarolo, Christian (2009): Mineralogy and crystal chemistry of "garnierites" in the Goro lateritic nickel deposit, New Caledonia. European Journal of Mineralogy 21, 467-483.
Cluzel D, Vigier B (2008) Syntectonic mobility of supergene nickel ores of New Caledonia (Southwest Pacific): Evidence from garnierite veins and faulted regolith. Resource Geology 58: 161-170

Internet Links for Garnierite URL:
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Localities for Garnierite

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