石粉是石头的粉末的通称，石头的种类很多，根据矿物成分划分有很多品种，并不一定是碳酸钙。碳酸钙是石灰石，只是石粉中的一种，石粉中还有滑石粉，用于制作腻子。还有石英粉，用作制作玻璃。还有很多矿物成分的岩石，都可以磨成粉末，用作不同的工艺及用途。
导游说湖水产生如翡翠般碧绿的颜色是因为在冰河里的石砾，互相磨擦成细如面粉般的石粉(Rock Flour)，随著融冰沉淀湖里或漂浮在水中，光线透过时反射出或蓝或绿的炫丽光彩。
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... final sounding survey 最后海底测深 Final Structural Appraisal 最终结构勘测评估报告 fine aggregate 细砂石;细骨料;石粉 ...
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滑石粉 French chalk ; [矿物] Talc ; [矿物] Talc powder ; Chalk
重晶石粉 Barium sulfate ; barite powder ; baryte in powder ; [无化] blanc fixe
硅灰石粉 wollastonite ; wollastonite in powder ; Wollastonite powder
金刚石粉 diamond powder ; [矿业] diamond dust ; bortz powder ; bortz z powder
钻石粉 diamond powder ; diamond dust ; HHM-B ; clatersal
石灰石粉 limestone powder ; Limestone ; ground limestone ; agstone
硅石粉 Cab-O-sil ; sil
白云石粉 dolomite fines ; [矿物] dolomite powder ; dolomitedust ; Calcium magnesium carbonate, li
浮石粉 pumice ; Pumice Powder ; Powdered Pumice ; PUMEX
Even titanium Slag and other mineral admixture such as slag, lithium slag, fly ash, limestone powder-doped equivalent to replace 20 percent to 50 percent of the cement, it also can be prepared the excellent performance of high-strength mortar repair.
钛渣与其它矿物掺合料如矿渣、锂渣、粉煤灰、石灰石粉复掺,等量取代20%～50%的水泥,也能配制出性能优良的高强度的修补砂浆。
参考来源 - 钛渣复合渣修补砂浆研究All the samples of aggregates from the 18 representative commodity concrete companies investigated are undergone a full test including grading, fineness modulus, void content, and rock fine content. The fractal is simultaneously used for aggregates characterization.
选取北京市具有代表性的18家商品混凝土公司进行混凝土配合比和砂石使用情况的调研,对收集的砂石原材料的级配、细度模数、空隙率、石粉含量等进行系统分析,同时通过分形对砂石特征进行描述。
参考来源 - 人工砂石制备高性能混凝土研究This thesis is to measure the chemical components of stone with X-ray fluorescence method and to measure the grain-size distribution of stone dust by means of centrifugal grading analytic instrument.
本文使用X射线荧光法测定石粉的化学组成成分，通过离心式粒度分析仪测定石粉的粒度分布。
参考来源 - 变质岩废弃物石粉部分替代水泥的研究The shape of the fine aggregate is irregular shape which is similar to the cement.
石粉形貌与水泥颗粒相似，为形状不规则的多棱体。
参考来源 - 石粉对碾压混凝土性能影响试验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
一位老妇人正在往地板上撒滑石粉以防止舞鞋打滑。
An elderly woman was strewing the floor with chalk so that the dancing shoes would not slip.
以锆酸锶为基体，采用二氧化锆、巴德雷石粉和粒状聚苯乙烯为原料，制备了多孔陶瓷材料。
Porous ceramic materials on the base of strontium zirconate were developed with zirconium dioxide, baddeleyite powder, and granular polystyrol.
试试在滑石粉上面走几步。
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