Category:Geology in the 2nd-millennium

• Geology in the 11th century (1 C)
• Geology in the 12th century (1 C)
• Geology in the 13th century (2 C)
• Geology in the 14th century (1 C)
• Geology in the 15th century (3 C)
• Geology in the 16th century (4 C)
• Geology in the 17th century (4 C)
• Geology in the 18th century (6 C)
• Geology in the 19th century (68 C, 8 F)
• Geology in the 20th century (29 C, 2 F)

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• Meteorite falls in the 2nd-millennium (5 C)
• Volcanic eruptions in the 2nd-millennium (10 C)