FO.rocks spectral library

London

London Natural History Museum, August 2025

Franklin and Sterling Hill, NJ minerals observed.

augite
barylite
axinite
barysilte
aplombe
bannisterite
bementite
bustamite
biotite
esperite
fowlerite
fowlerite-crystals
chloanthite-niccolite
fowlerite3
franklinite
gahnite
friedelite
gageite
gahnite2
graphite
hardystonite
hancockite
hodgkinsonite
jeffersonite-calcite

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