Initial Reports Volume 191
Chapter 4, Table 9. Glass/palagonite contents of basalts, Hole 1179D.

Notes: Rock = normal parts of the interior. Margin = quenched and cryptocrystalline parts of pillows or flows.

Basalt Group I rock (% glass)	Basalt Group I margin (% glass)	Basalt Group II rock (% glass)	Basalt Group II margin (% glass)	Basalt Group III rock (% glass)	Basalt Group III margin (% glass)
								
Pillow	~17	80	~45	90	~20	85
Massive	~11 		~12	70	~5	55