$ gpg --gen-key

gpg (GnuPG) 1.4.19; Copyright (C) 2015 Free Software Foundation, Inc.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Please select what kind of key you want:
 (1) RSA and RSA (default)
 (2) DSA and Elgamal
 (3) DSA (sign only)
 (4) RSA (sign only)
Your selection? 1
RSA keys may be between 1024 and 4096 bits long.
What keysize do you want? (2048) 4096
Requested keysize is 4096 bits
Please specify how long the key should be valid.
 0 = key does not expire
 <n> = key expires in n days
 <n>w = key expires in n weeks
 <n>m = key expires in n months
 <n>y = key expires in n years
Key is valid for? (0) 0
Key does not expire at all
Is this correct? (y/N) y

You need a user ID to identify your key; the software constructs the user ID
from the Real Name, Comment and Email Address in this form:
 "Heinrich Heine (Der Dichter) <heinrichh@duesseldorf.de>"

Real name: Foo Bar
Email address: foobar@example.com
Comment:
You selected this USER-ID:
 "Foo Bar <foobar@example.com>"

Change (N)ame, (C)omment, (E)mail or (O)kay/(Q)uit? O
You need a Passphrase to protect your secret key.

We need to generate a lot of random bytes. It is a good idea to perform
some other action (type on the keyboard, move the mouse, utilize the
disks) during the prime generation; this gives the random number
generator a better chance to gain enough entropy.
....+++++
............+++++
We need to generate a lot of random bytes. It is a good idea to perform
some other action (type on the keyboard, move the mouse, utilize the
disks) during the prime generation; this gives the random number
generator a better chance to gain enough entropy.
..............................+++++
....+++++
gpg: key 6E2433CE marked as ultimately trusted
public and secret key created and signed.

gpg: checking the trustdb
gpg: 3 marginal(s) needed, 1 complete(s) needed, PGP trust model
gpg: depth: 0 valid: 2 signed: 0 trust: 0-, 0q, 0n, 0m, 0f, 2u
pub 4096R/6E2433CE 2016-02-22
 Key fingerprint = AD72 5FDF F03E BE2C 6B98 D274 1C9E 60B6 6E24 33CE
uid Foo Bar <foobar@example.com>
sub 4096R/CBB7C136 2016-02-22

$ gpg --armor --export foobar@example.com

-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v1
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10/+jpWP0kzjrjnOhOKqZWYGdaDIxsteKBFAspHzzKo9EbVvGvWCPYzcffuA0sxx
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AxjVfjZD568YixYXSDPN8ntFm4cI4RplOR51twFS+MkfdIOfXwF/0/nW2RVhd82W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=/l1M
-----END PGP PUBLIC KEY BLOCK-----

$ gpg --list-keys foobar@example.com

pub 4096R/6E2433CE 2016-02-22
uid Foo Bar <foobar@example.com>
sub 4096R/CBB7C136 2016-02-22

$ gpg --export-secret-keys -a 6E2433CE

-----BEGIN PGP PRIVATE KEY BLOCK-----
Version: GnuPG v1
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...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=lVOn
-----END PGP PRIVATE KEY BLOCK-----

$ gpg --import public_key.asc

gpg: key 48678FC5: public key "bazqux@example.com" imported
gpg: Total number processed: 1
gpg: imported: 1 (RSA: 1)