03 / Rock Lab · Formation 01 of 09

Tafoni

Hawkesbury Sandstone · Middle Triassic · ~240 Ma

Rock: Hawkesbury Sandstone
Age: Middle Triassic · ~240 Ma
Process: Cavernous (salt) weathering
Site: Bondi–Maroubra coast, Sydney NSW

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Hand gestures

Grip or pinchHold the rock
Move while holdingTurn it
Twist your wristTilt it
Push / pullZoom in / out
Open handHeat with your fingertip
Swipe open handNext formation
Hover a buttonHold still to press
Two open handsSpread to erode
Two hands holdingStretch to zoom

WeatheringToday

03 / Rock Lab

Hold deep time

Rock Lab runs entirely on hand tracking. Grab nine Australian formations, turn them, push them closer, heat the stone and weather it through 250,000 years.

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