any of the constituents of a bitumen, as , that are insoluble in pentane, hexane, or naphthalene.
Historical Examples

According to others, asphaltum consists almost entirely of asphaltene.
Cooley’s Cyclopdia of Practical Receipts and Collateral Information in the Arts, Manufactures, Professions, and Trades…, Sixth Edition, Volume I Arnold Cooley


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