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。
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。
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。
The as-obtained vaterite with tabular sphere-shaped, bicone-shaped, dumbbell-shaped and apple-like morphologies, and the calcite with hexagonal platelet-shaped were produced.
合成出扁球形、双锥形、哑铃形、苹果形等特殊形貌的球霰石和六边形片状方解石。
The results obtained from XRD and SEM indicate that water-soluble P2O5 in gypsum reduces the rate of transformation from vaterite to calcite and makes crystalline grains smaller and irregular.
射线衍射、扫描电镜分析表明，水溶性P2O5存在降低了碳酸钙晶型由球霞石向方解石转变的速率，并使碳酸钙晶体晶习变坏。
The results obtained from XRD and SEM indicate that water-soluble P2O5 in gypsum reduces the rate of transformation from vaterite to calcite and makes crystalline grains smaller and irregular.
射线衍射、扫描电镜分析表明，水溶性P2O5存在降低了碳酸钙晶型由球霞石向方解石转变的速率，并使碳酸钙晶体晶习变坏。
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