Physics, 08.07.2019 05:30, khan2491

"today you will use this chart to you identify some common minerals," instructed mr. grant, jimmy's teacher. each group of students was given three mineral samples to identify. jimmy and his partners were puzzled by one sample. it scratched glass, so it was pretty hard. one student thought it was feldspar; another thought it was quartz. what other properties could the group use to identify the mineral?

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"today you will use this chart to you identify some common minerals," instructed mr. grant, jimmy's...