Madreporite
//ˌmædɹəˈpɔɹaɪt//
"Madreporite" in a Sentence (3 examples)
a similar Madreporite deposite is noticed a few feet above the coal seam
Whether madreporite occurs naturally in Spain, I do not know
Madreporite was regarded as a variety of calcite and anthraconite a lamellar variety of madreporite
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.