The piece of calcite is awarded for solving a conundrum of difficulty 3/10. Total in circulation: 854,980.
This table shows the players who have collected the most pieces of calcite.
| # | Player | ![]() |
|---|---|---|
| 578th | Rebecca Farren | 85 |
| 579th | Jon Wells | 84 |
| 579th | Mike Pickering | 84 |
| 579th | Petey Mac | 84 |
| 582nd | Logan Skelton | 83 |
| 582nd | Michael Wallace | 83 |
| 582nd | Sam Buxton | 83 |
| 585th | James Doohan | 82 |
| 585th | Matt Moody | 82 |
| 585th | Mike Whiteoak | 82 |
| 585th | Tony Smith | 82 |
| 589th | Maxine Silkstone | 81 |
| 590th | David O'Donnell | 80 |
| 591st | Andy Kravis | 79 |
| 591st | Martin May | 79 |
| 591st | Sam Hutchinson | 79 |
| 594th | Elliot Bowker | 78 |
| 594th | Rachel H | 78 |
| 596th | Benjamin Furness | 77 |
| 596th | Chris Enado | 77 |
| 596th | Lloyd Pet | 77 |
| 599th | Tom G | 76 |
| 600th | Jason Dias | 75 |
| 600th | Sarah Z | 75 |
| « Top 25 | ‹ Previous 25 | 576–600 of 1,788 | Next 25 › | ||
Statistics last updated about 2 minutes ago at 2026-10-31 07:38:11.
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