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1 ?球霰石 L-苯丙氨酸为模板碳酸钙纳米晶体的生长 关键词：碳酸钙；L-苯丙氨酸；方解石；球霰石 [gap=1117]Key words：calcium carbonate；L-phenylalanine；calcite；vaterite 2 ?球文石 球文石(Vaterite)是CaCO3很不稳定的同质多象变体,在自然界里很少出现,通过光学显微镜在淡水无光珠中发现球文石尚属首次.
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Novel morphologies of vaterite, including hexahedron plate-shaped, top-shaped, and peanut-shaped were found. 合成出六边形板状结构、陀螺形、花生形等形貌新颖的球霰石。 - 2
By optical microscope, vaterite , a very unstable polymorphism of calcium carbonate, which rarely appears in nature, has been discovered. 球文石是碳酸钙的同质多象变体，最不稳定，很少在自然界出现。 - 3
The results show that the mineral compositions of fresh water pearl are different from that of sea water pearl, and vaterite has been discovered. 结果发现，淡水珍珠物相组成与海水珍珠不同；并首次在淡水无光珠中发现了球文石。
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