What's the difference between thunderbolt and thunderstone?

Thunderbolt

Definition:

(n.) A shaft of lightning; a brilliant stream of electricity passing from one part of the heavens to another, or from the clouds to the earth.
(n.) Something resembling lightning in suddenness and effectiveness.
(n.) Vehement threatening or censure; especially, ecclesiastical denunciation; fulmination.
(n.) A belemnite, or thunderstone.

Example Sentences:

(1) About suffering they were never wrong, The old Masters: how well they understood Its human position: how it takes place While someone else is eating or opening a window or just walking dully along But Swartz's death came like a thunderbolt in cyberspace, because this insanely talented, idealistic, complex, diminutive lad was a poster boy for everything that we value about the networked world.
(2) There was nothing Reddy could do about super-sub Kwame Yeboah’s 89th minute thunderbolt , which keeps Brisbane at the top of the table.
(3) It has a taste so sweet that one is never enough and a kick as hard as a Roberto Carlos thunderbolt.
(4) TL: Tony leaped out of his P-47 Thunderbolt feeling so great about being alive.
(5) During the 17 years preceding March 1985, 140 patients sustained lightning injuries caused by 44 thunderbolts.
(6) 1.43pm BST Marin Cilic remains one of the great nearly men of men's tennis, a former top-10 contender, complete with a thunderbolt serve and a powerful net game.
(7) Faster Flash storage - up to 60% faster; wireless 802.11ac; Thunderbolt 2 connector.
(8) Less reliable predictions from analysts and the supply chain have claimed a cover with built in-keyboard is in the works – hence the invite line about 'we've got it covered' – along with a new Thunderbolt external screen.
(9) Samir Nasri puts Man City in the lead with an old-fashioned thunderbolt.
(10) Murray saved break point with a stunning cross-court winner in the sixth game of the fourth set, held, and then served out the match to love with an away-swinging thunderbolt down the T. “The way I feel today compared with how I felt after losing in four sets last year [to Roger Federer in the quarter-finals], I could barely move at the end of the match because I was so sore and stiff.
(11) Operation Thunderbolt: Flight 139 and the Raid on Entebbe review Read more The case has sparked huge controversy.
(12) Kenny said the tapes, disclosed by the Irish Independent this week, were a "thunderbolt", adding that they showed "the contempt and the arrogance and the insolence" of senior people in the bank towards everyone.
(13) Describing the revelations as a "thunderbolt", the prime minister said: "This has damaged our reputation."
(14) "I thought: 'Here were go again' but this time he kept it down and it was a thunderbolt.
(15) Radja Nainggolan’s 30-yard thunderbolt felt as though it might be the prompt for a rout.
(16) A god of absence, of null, of nothingness – a god with no specific given name: somehow this seems more frightening than all the angry thunderbolt-throwers and purveyors of fire-and-brimstone put together.
(17) Poverty is still shot out indiscriminately but deliberately, like thunderbolts from the palm of Thor.
(18) Bale put the icing on the cake with a thunderbolt from outside the penalty area on the left that went in off the far post.
(19) "These tapes from Anglo are actually a thunderbolt, but they shine a light on a very dark period of Ireland's recent past that we want to get away from."
(20) Out of a clear blue English sky came a thunderbolt to eclipse anything the Rugby World Cup has ever seen.