Quarz? Crystal? what is it?

[Guest]

Hi

Some cars need to join the contacts of the quarz.

Is someone here can explain what to do with the quarz, crystal?
How to recognize it?
How to joint its contacts?

If you have pictures thanks to send it here, I think lot of people really wants to know this!

Thank you everybody

ps: sorry for sending this post severals times, I need to know this quickly...thanks.

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And still more....
Charles Sawyer invented the commercial quartz crystal manufacturing process in Cleveland, Ohio, United States. This initiated the transition from mined and cut quartz for electrical appliances to manufactured quartz.