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RT @RocksbyDefault: @MineralCup One of my fav #serpentine rocks are crack-seal veins! These veins are little seismic ledgers that open and…
RT @RocksbyDefault: @MineralCup One of my fav #serpentine rocks are crack-seal veins! These veins are little seismic ledgers that open and…
RT @RocksbyDefault: Crack-seal veins consist of repeated mineral bands and can form as cracks opened by tiny earthquakes. Hidden in the led…
RT @RocksbyDefault: @MineralCup One of my fav #serpentine rocks are crack-seal veins! These veins are little seismic ledgers that open and…
RT @RocksbyDefault: @MineralCup One of my fav #serpentine rocks are crack-seal veins! These veins are little seismic ledgers that open and…