Nickname11116 Nickname11116

03-08-2017
German

contestada

Which of the following minerals can not be scratched by quartz?

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zrh2sfo zrh2sfo

04-08-2017

Welche der folgenden Mineralien kann mit dem dem Quarz nicht zerkratzt werden?

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knutHornkvist knutHornkvist

01-10-2019

Answer:

Diamond

Explanation:

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