Assertion: aragonite | /r/HasProperty | essential
Facets:
value: for the replication of reef conditions
type: PURPOSE
value: in tests
type: TEMPORAL
value: in aquaria
type: LOCATION
value: in the organic world
type: LOCATION
value: very
type: DEGREE
value: in the making of natural pearls
type: OTHER
Source sentences:
text: It is also essential in the making of natural pearls.
text: Aragonite is less common than calcite, but in the organic world it is very common and very important because it is an integral part of most seashells, pearls, and ancient fossils, especially ancient ammonites.
text: Aragonite is an important element in the shells and tests of many marine invertebrates.
text: In aquaria, aragonite is considered essential for the replication of reef conditions.