The phrase "amount of a part" is correct and usable in written English.
It can be used when discussing the quantity or extent of a specific portion of something.
Example: "The amount of a part needed for the assembly was greater than initially estimated."
Alternatives: "quantity of a section" or "extent of a portion".
An example is a blended whiskey, which may contain several whiskeys, a grain spirit distilled at 90 to 95 percent alcohol, caramel colouring, and perhaps a small amount of a flavouring blender (part of which may be sherry or port wine).
Tips -- traditional, suggested amounts of which typically are well known, but which you as the customer determine the amount -- are a part of the experience of receiving a good or service.
Iron can be detected by chemical means if it is present in a sample to an amount of 1 part per million or greater.
No one is selling books or magazine stories because some small amount of butter, always a part of the American foodscape, could still be a part of that foodscape.
A huge amount of travel is a part of what I do, so in the main living in London is slightly more convenient, although working so closely with Chris means I'm in Cardiff all the time anyway.
Believe or not, the FDA Food and Drug Administrationn) has specific guidelines on the amount of bug part in a particular piece of food.
"I'm generally training 20 to 30 hours a week, and work about the same amount of time, part time for a few different companies that allow me time off when I need it for training".
The banks are feeling more agreeable these days because Lucent has raised a fair amount of cash, part of which will be used to pay off a portion of the loans, executives at the banks said.
Criteria of retaining items: general: a limited amount of items, statistical: part of a reliable scale and inter-item-correlation <0,7, and theoretical.
News came over radio that a large amount of marijuana — part of the rumored shipment — had been found by another police unit, over Mangueira's main hill.
