brain coral

noun 0.614

microbialite

noun 0.594

coral

noun 0.575

stony coral

noun 0.569

speleothem

noun 0.564

coralline

noun 0.562

coral reef

noun 0.558

bioerosion

noun 0.551

herm

noun 0.547

biome

noun 0.545

living rock

noun 0.545

stromatolite

noun 0.544

reef

noun 0.534

biosphere

noun 0.534

geophyte

noun 0.533

salt dome

noun 0.532

bryozoan

noun 0.531

biomineralization

noun 0.529

biotope

noun 0.527

herbarium

noun 0.525

precious coral

noun 0.524

gemmule

noun 0.524

geode

noun 0.521

biofacies

noun 0.519

hydroid

noun 0.517

rhodolith

noun 0.517

herp

noun 0.514

coral island

noun 0.514

gorgonian

noun 0.513

biohydrogen

noun 0.513

berm

noun 0.512

stalagmite

noun 0.508

rimrock

noun 0.505

biofilm

noun 0.505

maerl

noun 0.502

rudist

noun 0.501

geotherm

noun 0.500