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</svg>/<svg style="vertical-align:-0.17998pt;width:34.724998px;" id="M2" height="19.924999" version="1.1" viewBox="0 0 34.724998 19.924999" width="34.724998"  xmlns="http://www.w3.org/2000/svg">
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</svg> Ratio in Olivines from Linosa, Ustica, and Pantelleria Islands (Southern Italy)

<table>Fraction of the total helium released and <sup>3</sup>He/<sup>4</sup>He trend as a function of the number of strokes for Linosa (squares) and Ustica (triangles) samples (N.B. due to its low He content, Pantelleria sample had only one stroke cycle).</table>

Journal of Geological Research

fig2

Figure 2

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</svg>/<svg style="vertical-align:-0.17998pt;width:34.724998px;" id="M2" height="19.924999" version="1.1" viewBox="0 0 34.724998 19.924999" width="34.724998"  xmlns="http://www.w3.org/2000/svg">
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</svg> Ratio in Olivines from Linosa, Ustica, and Pantelleria Islands (Southern Italy) 

Figure 2 | 
	
		
			
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 Ratio in Olivines from Linosa, Ustica, and Pantelleria Islands (Southern Italy) 

Journal of Geological Research

3 H e / 4 H e Ratio in Olivines from Linosa, Ustica, and Pantelleria Islands (Southern Italy)

Figure 2

/ Ratio in Olivines from Linosa, Ustica, and Pantelleria Islands (Southern Italy)