"amount of conversation" is correct and usable in written English.
You can use it when you want to refer to a quantity of conversation. For example: "We had a good amount of conversation about the topic."
The prospect of an open lieutenant governor's seat in 2014 is attracting candidates and, in the energy-sapping heat of a Texas summer, a surprising amount of conversation.
One feature, which gave the company its new name, is a "blabla index," which lets drivers specify the amount of conversation they will tolerate.
Or is it the benefit tourists, those mythical creatures that, like the Loch Ness monster, have never actually been spotted, but that surely must exist, given the amount of conversation about them?
Your reporting was not as precise regarding the human reaction to this marvel, however.We "locals" do not, in fact, call cicadas locusts; as you can imagine, the appearance of these creatures has sparked a fair amount of conversation, and most of us have taken the trouble to learn what they are called.
After the horrific mass murder at Newtown, Connecticut's Sandy Hook Elementary School in December 2012, there was a tremendous amount of conversation that this had to be the moment of change in how America coped with gun violence.
Similarly, today there is a tremendous amount of conversation about how this latest national embarrassment over debt ceilings and budget deadlines will finally force Congress to grow up and govern with some modicum of orderliness and common sense.
I've had a pretty decent amount of conversations with my college roommate about his great distaste for the fact that almost every new device in existence is "connected" in some way to the web.
With Twitter rolling out its own retweet functionality soon, people will be pointing their followers to more users they may not be engaging with yet, which will spark users to follow more people and hence increase the amount of conversations on Twitter.
Despite generating massive amounts of conversation around their movies, most celebrities nominated for an Oscar have publicly shamed social media at one point or another.
It underlines a perception that broadcast television has been slogging through a couple of seasons without any breakthrough hits that generate the huge amounts of conversation among consumers that advertisers prize so highly these days.
There was a considerable amount of misdirected conversation.
