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		<title>Steeper Joint Sets Make Rockbursts Rarer but Far More Violent, Granite Tests Show</title>
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		<pubDate>Sun, 25 Oct 2026 11:28:22 +0000</pubDate>
				<category><![CDATA[Technology]]></category>
		<category><![CDATA[acoustic emission]]></category>
		<category><![CDATA[biaxial compression]]></category>
		<category><![CDATA[deep tunnels]]></category>
		<category><![CDATA[dip angle]]></category>
		<category><![CDATA[energy release]]></category>
		<category><![CDATA[FLAC3D simulation]]></category>
		<category><![CDATA[granite]]></category>
		<category><![CDATA[rockburst]]></category>
		<category><![CDATA[shear cracks]]></category>
		<category><![CDATA[structural planes]]></category>
		<category><![CDATA[tensile failure]]></category>
		<category><![CDATA[tunnel excavation]]></category>
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					<description><![CDATA[Biaxial tests on granite specimens with parallel cement-filled fissures show that steeper structural plane dips delay rockburst triggering but produce the highest ejection velocities and most violent failure.]]></description>
		
		
		
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