Sand & geology
Praia da Arrifana
golden sandquartz-dominant
The sand on Praia da Arrifana is of pale golden fine sand and is approximately 500 meters long.
Extracted from Wikipedia.
Predicted regional composition
Q-F-L (quartz, feldspar, lithic) fractions sampled from the GloPrSM global sand model at this beach's location.
Q 82%
L 11%
GloPrSM v1.0.0 (IJ_QFL). GloPrSM is calibrated on modern river sand; beach sand in the same watershed is a reasonable proxy but not identical.
Got a close-up photo of the sand here?
Take a picture with a coin for scale and send it over. We're building a global grain-photo library and this beach isn't in it yet.
Praia da Arrifana37.2921, -8.8655