TALC - Lizard Peninsula, Cornwall
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Trevassack Quarry, Goonhilly Downs, Lizard Peninsula, Cornwall
Talc is the softest known mineral (it is No. 1 on Moh’s scale of hardness); it has a 'soapy' feel, and can usually be cut with a knife or scratched with a fingernail.
This nodule is of varying hardness.
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Size: approx. 8.5 x 5 x 3 centimetres
Weight: 141 grams