A MONOCHROMATIC beam of cathode rays was directed against a cleavage face of calcite at a grazing incidence, and the diffraction pattern was obtained on the photographic plate placed behind the ...

Found all over the world, calcite is the most stable form of calcium carbonate and is the main mineral found in limestone. We find calcite in the ocean, in shells or hard parts of marine organisms ...

The Artstor website will be retired on Aug 1st. Proceedings of the American Academy of A... Proceedings of the American Academy of Arts and Sciences Vol. 50, No. 12, Aug., 1915 A Critical Discussion ...

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