Category:Basalt formations in the United States

• Basalt formations in the United States by state (19 C)
• Quaternary basalt formations in the United States (2 C)

*

• Basaltic andesite formations in the United States (6 C)

B

• Basalt cliffs in the United States (2 C, 9 F)
• Basalt lava flows in the United States (9 C, 13 F)
• Basaltic intrusions in the United States (3 C)
• Basaltic lava fields in the United States (5 C, 1 F)

C

• Columnar basalts in the United States (4 C, 34 F)

F

• Flood basalts in the United States (16 C, 5 F)

H

• Hampden Formation (1 F)
• Holocene basalt formations in the United States (2 C, 1 F)
• Holyoke Formation (1 F)

M

• Miocene basalt formations in the United States (3 C, 2 F)
• Mount Tom (Massachusetts) (3 C, 30 F)

N

• Mount Nonotuck (5 F)

O

• Oligocene basalt formations in the United States (1 C)

P

• Pahoehoe lava flows in the United States (3 C)
• Pahoehoe lava in the United States (4 C, 3 F)
• Pillow basalts in the United States (2 C)
• Pleistocene basalt formations in the United States (4 C, 1 F)
• Pliocene basalt formations in the United States (1 C, 1 F)

S

• Stark's Knob (4 F)

T

• Traprock mountains (5 C, 4 F)