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Adelung-1793: Lasurstein, der
Brockhaus-1809: Lasurstein
Brockhaus-1911: Lasurstein
DamenConvLex-1834: Lapis Lazuli, Lasurstein
Herder-1854: Lasurstein
Lueger-1904: Lasurstein
Meyers-1905: Lasūrstein
Pierer-1857: Lasurstein