| Name | Borehole No. F-27 (phosphorite) |
| Number | F-27 |
| Type | borehole (section) |
| Country | Estonia |
| Coordinates | null, null |
| Location remarks | Habaja-Kuimetsa kandis (käsitsi joonistatud skeemi järgi) |
| Remarks | fosforiidiaugud, originaaltähistuses ladina F erinevalt vundamendi kirillitsa F-ist |
| Date added | 2003-03-11 |
| Date changed | 2019-05-22 |
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