Noun
A mineral identical in composition with calcite or carbonate of lime, but differing from it in its crystalline form and some of its physical characters.
Source: Webster's dictionaryChesterman and Lowe, pp. 15–16 Rocks like limestone or quartzite are composed primarily of one mineral— calcite or aragonite in the case of limestone, and quartz in the latter case. Source: Internet
For example, aragonite and calcite will have different solubility products even though they have both the same chemical identity ( calcium carbonate ). Source: Internet
In time, the pearl sac's external mantle cells proceed to the formation of tabular aragonite. Source: Internet
… crystals in marine species and aragonite crystals in terrestrial species, but mixtures of crystal types do occur. Source: Internet
Geochemistry Corals are shallow, colonial organisms that integrate δ 18 O and trace elements into their skeletal aragonite ( polymorph of calcite ) crystalline structures, as they grow. Source: Internet
Replacement and recrystallization Recrystallized scleractinian coral (aragonite to calcite) from the Jurassic of southern Israel Replacement occurs when the shell, bone or other tissue is replaced with another mineral. Source: Internet