Webster’s Revised Unabridged Dictionary · 1913
Ferrocalcite
Fer′ro·cal′cite (fĕr′ro·kăl′sīt), n. [Ferro- + calcite.] Limestone containing a large percentage of iron carbonate, and hence turning brown on exposure.
Webster’s Revised Unabridged Dictionary · 1913
Fer′ro·cal′cite (fĕr′ro·kăl′sīt), n. [Ferro- + calcite.] Limestone containing a large percentage of iron carbonate, and hence turning brown on exposure.