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INDIA STATE FIELD GUIDE

Rockhounding in Goa

Quick answer

Goa currently has 83 sourced map records in this explorer. Goa is geologically much richer than its small size suggests. Official sources document iron and manganese belts around Bicholim, Sattari and Sanguem, widespread laterite and named bauxite areas from Pernem to Canacona, South Goa silica-sand localities, river pebbles, and the scientifically important Usgaon–Bondla ultramafic complex with chromite and PGM research context. None of those occurrence records automatically establishes a right to collect.

Open Goa in the interactive mapView India map
83mapped localities
0permission required
45status not confirmed
38viewing/protected

Materials documented in Goa

Iron Ore 40 Laterite 40 Manganese Ore 37 Aluminous Laterite 26 Iron Oxides 26 Bauxite 25 Gibbsite 25 Quartzite 7 Chalcedony 6 Silica Sand 5 Quartz 5 Beach Sand 5 River Sand 4 River Pebbles 4

Why Goa has important laterite, bauxite, iron, manganese and ultramafic geology

Goa sits on Precambrian Dharwar-craton rocks overlain by extensive laterite. IBM records major haematite and magnetite resources plus manganese and bauxite, while the state DGM names numerous bauxite/laterite occurrence areas and mining belts. South Goa also has documented silica-sand deposits, and Usgaon–Bondla adds chromite-bearing layered mafic-ultramafic geology. The explorer separates scientific occurrence from mine access, coastal removal rules and mineral rights.

Indian Bureau of Mines — Indian Minerals Yearbook 2024: Goa ↗

Mapped locality guides

Chapora River Bauxite / Laterite ContextBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedMopa Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedPernem Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedMorjim Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedDargalim Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedIbrampur Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedKorgao Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedDabolim Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedVerna Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedConsua / Cansaulim Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedRaia Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedQuelossim Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedSancoale Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedSouthwest Quepem Bauxite / Laterite BeltBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedSouth of Chaudi Bauxite / Laterite ContextBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedBetul Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedPolem Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedLoliem Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedGalgibaga Bauxite Occurrence AreaBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedBatim Aluminous Laterite / Bauxite ContextBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedPorvorim Aluminous Laterite / Bauxite ContextBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedCarmolim Aluminous Laterite / Bauxite ContextBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedColvale Aluminous Laterite / Bauxite ContextBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedTaleigao–Bambolim Aluminous Laterite ContextBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedCalangute Aluminous Laterite / Bauxite ContextBauxite, Aluminous Laterite, Gibbsite, Iron OxidesCollecting status not confirmedGadia Sodo Mine, KodliIron Ore, LateriteReference / viewing onlyCurpem MineIron Ore, LateriteReference / viewing onlyKodli Iron-Ore Locality ContextIron Ore, Banded Iron Formation, LateriteCollecting status not confirmedArossim Silica-Sand OccurrenceSilica Sand, Quartz, Beach SandCollecting status not confirmedUtorda Silica-Sand OccurrenceSilica Sand, Quartz, Beach SandCollecting status not confirmedBenaulim Silica-Sand OccurrenceSilica Sand, Quartz, Beach SandCollecting status not confirmedVarca Silica-Sand OccurrenceSilica Sand, Quartz, Beach SandCollecting status not confirmedCavelossim Silica-Sand OccurrenceSilica Sand, Quartz, Beach SandCollecting status not confirmedUsgaon–Bondla Mafic-Ultramafic ComplexChromite, Magnetite, Olivine, PyroxeneCollecting status not confirmedUsgaon Chromite & PGM Research ContextChromite, Platinum, Palladium, MagnetiteCollecting status not confirmedBicholim–Rivona Iron-Formation BeltBanded Ferruginous Quartzite, Iron Ore, Manganese Ore, PhylliteCollecting status not confirmedSanvordem Quartzite / Metasedimentary ContextQuartzite, Metagreywacke, Metaconglomerate, Manganese OreCollecting status not confirmedBarcem Metavolcanic / Quartz-Schist ContextQuartz-Chlorite Schist, Quartz-Sericite Schist, Metabasalt, Ultramafic RocksCollecting status not confirmedNortheast Goa Deccan Basalt ContextBasalt, Dolerite, GabbroCollecting status not confirmedGoa Laterite Mantle Geological ContextLaterite, Limonite, Aluminous Laterite, Bauxitic LateriteCollecting status not confirmedNorth Goa Chalcedony–Quartzite–Flint ContextChalcedony, Quartzite, Flint, PebblesCollecting status not confirmedSouth Goa Chalcedony–Quartzite–Flint ContextChalcedony, Quartzite, Flint, PebblesCollecting status not confirmedSouth Goa Kaolin / Clay Resource ContextKaolin, Clay, LateriteCollecting status not confirmedBicholim Iron–Manganese Resource BeltIron Ore, Manganese Ore, Banded Ferruginous Quartzite, LateriteCollecting status not confirmedSattari Iron–Manganese Resource BeltIron Ore, Manganese Ore, Banded Ferruginous Quartzite, LateriteCollecting status not confirmedSanguem Iron–Manganese Resource BeltIron Ore, Manganese Ore, Banded Ferruginous Quartzite, LateriteCollecting status not confirmedGoa Magnetite Resource ContextMagnetite, Iron Ore, Banded Iron FormationCollecting status not confirmed

Access and collecting rules

Goa combines laterite and bauxite plateaus with a major Precambrian iron–manganese belt, silica-sand coastlines, river-pebble systems and the Usgaon–Bondla mafic-ultramafic complex. Mines, leases, sand-extraction contexts and industrial mineral deposits are reference-only unless public collecting access is independently established.

Goa Directorate of Mines & Geology — mineral administration, rules and mining areas ↗

Dataset last reviewed: September 7, 2026. Coordinates are reference points; some mineral databases warn that locality coordinates may be generalized.

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