PYROXENES/MONOCLINIC SERIES (MINERALOGY)
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BTPYROXENE GROUP (MINERALOGY)
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UDC549.642.2/.4
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Descriptor GERPYROXENE/MONOKLINE REIHEN (MINERALOGIE)
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Descriptor ENGPYROXENES/MONOCLINIC SERIES (MINERALOGY)
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Descriptor FREPYROXENES/SERIES MONOCLINIQUES (MINÉRALOGIE)
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NTCLINOPYROXENE (MINERALOGY)
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NTPIGEONITE (MINERALOGY)