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Alli Marshall
allimarshall.bsky.social
did:plc:x3rxsjp5fbif2eph4ext74vk
Great topic for a pick-me-up. Columnar basalts do it for me - always have, always will. Pretty phenocrysts. Honourable mentions to esker deposits (full of treasures) and pillowed basalts weathered down so you can see them in cross section. (NTGS photo below, with geo students)
2026-08-06T21:11:51.684Z