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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.

Classification of Garnierite

Other Names for Garnierite

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:
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

map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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