Galena is listed at 2.5 on the Mohs scale of mineral hardness.
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The hardness of galena is 2.5 on the Mohs scale. It is relatively soft and can be easily scratched by materials with a higher hardness.
Galena has a hardness of 2.5 on the Mohs scale, making it relatively soft and quite easy to scratch.
Quartz would be able to scratch fluorite, galena, and pyroxene as it is harder than these minerals on the Mohs scale of hardness.
No, galena is much harder than a fingernail and cannot be scratched by it. Galena has a Mohs hardness of 2.5, while a fingernail typically has a hardness of around 2.
Flint has a hardness of 7 on the Mohs scale of hardness.