The phrase "a large amount and" is correct and usable in written English.
It can be used when discussing quantities or sums, typically in a context where you are listing or comparing amounts.
Example: "The project requires a large amount and a variety of resources to be successful."
Alternatives: "a significant quantity and" or "a considerable sum and".
I have the paperwork proving that you owe me a large amount, and this apartment is your collateral.
EventBH if offering a compact lead retrieval tool to exhibitors, which captures leads in a large amount and is able to retrieve it anytime when needed.
After oxidization by H2O2, the WO3-x particles were changed into WO3 with a large amount and variety of defects and kept the original size and nanorod structure.
When asked at the Sichuan conference how much Beijing would invest in the west, Li Zibing, vice director of the central government's Western Development Office, would only say "a large amount," and stressed instead the opportunities for foreign investors.
"There is such competition for slots [in the bookshops], and there will be a lot of books around for which publishers paid a large amount and which aren't even going to get a display slot".
This increased the destructive power of an artillery shell by a large amount and allowed field artillery to place obstacles in the path of enemy tanks at a range of several miles.
Sample preparation, in analytical chemistry, the processes in which a representative piece of material is extracted from a larger amount and readied for analysis.
They also took a computer and a large amount of documents and videos from the home, Mr. Taebi said.
Hundreds of prisoners were released, and a large amount of arms and ammunition was stolen from a nearby armoury.
Monsoon air masses reaching Darjeeling originate in the Bay of Bengal and incorporate a large amount of Na+ and Cl−.
A NIR spectrum incorporates a large amount of information and includes overlapping and interconnected signals.
