GB 378 GSL LDGSL/542
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Reeks
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[1854]
Watercolour drawing of a quartz crystal with asbestos inclusions, by Charlotte Caroline Sowerby, [1854].
Caption reads: 'Mineralogical phenomenon
Rock crystal with an hexahedral pyramid in the centre formed of Asbestos. This Crystal is supposed to be unique, Mr Sowerby never having seen a similar one, so extraordinarily curious and beautiful. Charlotte C Sowerby.'
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