TC67J3: Twinned Calcite - Basalt Quarry, Sava Region Madagascar
Twinned Calcite

Basalt Quarry, Ambariomiambana, Sambava District, Sava Region  Madagascar (08/2004)

Specimen size: 6.7 × 4 × 3.7 cm = 2.6” × 1.6” × 1.5”
Main crystal size: 4.5 × 3 cm = 1.8” × 1.2”

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