-
313.
Jade
Subjects
Precious stones
-
314.
Jet (Precious stone)
Subjects
Lignite
-
315.
Joints (Geology)
Subjects
Structural geology
-
316.
Jurassic Period
Subjects
Mesozoic
-
317.
Kaolin
Subjects
Clay
-
318.
Karst
Subjects
Landforms
-
319.
Karst hydrology
Subjects
KarstHydrogeology
-
320.
Kimberlite
Subjects
Peridotite
-
321.
Laccoliths
Subjects
Intrusions (Geology)
-
322.
Lagomorpha fossil
Subjects
Fossil mammals
-
323.
Lagoons
Subjects
Natural areas
-
324.
Lake sediments
Subjects
Sediments (Geology)
-
325.
Lakes
Subjects
WaterNatural areas
-
326.
Lamproites
Subjects
Igneous rocks
-
327.
Landforms
Subjects
-
328.
Landslides
Subjects
AvalanchesMass-wasting
-
329.
Laterite
Subjects
Sediments (Geology)Soils
-
330.
Lava
Subjects
Volcanic ashVolcanism
-
331.
Lightning
Subjects
ElectricityMeteorology
-
332.
Lignite
Subjects
Coal
-
333.
Limestone
Subjects
Carbonate rocks
-
334.
Limnology
Subjects
Hydrology
-
335.
Lithostratigraphy
Subjects
Stratigraphic geology
-
336.
Loess
Subjects
Last updated dated: 21/02/2026