Definition of roeblingite
: a mineral supposedly Ca7Pb2H10(SO4)2(SiO4)6 consisting of an acid lead calcium silicate and sulfate occurring in white crystalline masses (hardness 3, specific gravity 3.4)
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Origin and Etymology of roeblingite
Washington A. Roebling †1926 American civil engineer + English -ite
First Known Use: 1897
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