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Baltic

Baltic

9 items

Close-up of a polished cross-section of shelly phosphorite: long banded white, grey and black shell fragments packed among small glassy rounded quartz grains, with a few rusty orange patches. — Cross section of shelly phosphorite from Ülgase, Estonia Sophie Graul

Close-up of a polished cross-section through a brachiopod shell: wavy fine white and grey layers with black bands, surrounded by glassy sand grains and other shell fragments. — Cross-section of a brachiopod from the shelly phosphorite of Estonia, former Ülgase mine Sophie Graul

Close-up of a long shell fragment striped in reddish brown, cream and dark lines, set among clear rounded quartz grains and pale yellow and olive banded material in a white cement. — Iron-rich shell fragment cemented by carbonate from the Kabala phosphorite deposit, Estonia Sophie Graul

Close-up of a rounded shell fragment with stripes of rusty orange, dark brown and olive green, surrounded by small glassy grains in a pale cement. — Iron-rich shelly phosphorite, Estonia Sophie Graul

Close-up of many thin, elongated shell fragments in grey, black and cream, lying roughly parallel in a sparkling white crystalline cement. — Carbonate-cemented shells in Estonian phosphorites, from the Toolse deposit Sophie Graul

Close-up of shiny grey and dark blue brachiopod shells with fine growth lines, embedded in pale sandy rock among small black fragments. — Estonian shelly phosphorites Sophie Graul

Close-up of a large purplish-red garnet crystal crossed by bright white cracks, with dark elongated mineral flakes inside it. — Estonian Precambrian Garnet Sophie Graul

Thin-section micrograph of a cluster of pale, blocky dolomite crystals with rusty brown edges, spread across a dark grey background. — Glendonite's insides 2 Sophie Graul

Sun just touching the horizon over a dark sea, the sky glowing orange near the water and fading to blue, with a long wispy cirrus cloud above. — Cirrus and Sunset at Baltic Sea Pablo Saavedra Garfias

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