The one that is extensively used as a piezoelectric material is:
tridymite
amorphous silica
quartz
mica
Ore -
The minerals from which a metal can be profitably and easily extracted is called an ore
- wherein
All the ores are minerals but all minerals can not be ores.
as we know
quartz used as a Piezoelectric material Piezoelectric material are those that produce electric current when they are placed under mechenical stress
tridymite
Option 2)amorphous silica
Option 3)quartz
Option 4)mica
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