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MrRissso [65]
4 years ago
6

How is the streak test used to identify minerals?

Biology
1 answer:
Valentin [98]4 years ago
8 0
You take a mineral and a ceramic plate and pull the mineral across the surface of the ceramic plate. This leaves a powder residue from the mineral. The color of the powder left from rubbing the mineral on the plate, the "streak", is used to identify a mineral in combination of a chart telling you what color corresponds to what.
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