METHOD OF MANUFACTURING ELUTION TEST SAMPLE OF MINERAL AND TEST SAMPLE

摘要

PROBLEM TO BE SOLVED: To provide an elution test sample of a mineral with which the elution amount of the mineral can be measured in a short time and with which a slight composition change amount can be measured with satisfactory accuracy. SOLUTION: The test sample SA has a test piece A obtained by working the mineral to be flaky and a reflecting film 12 formed on the back 11b of the test piece A. The surface 11a and the back 11b are mirror-polished.