Assertion: tourmaline | /r/HasProperty | recognized as new natural material
Facets:
value: to achieve such aims
type: PURPOSE
value: recently
type: TEMPORAL
Source sentences:
text: In such attempts, a proposal exists to improve physical conditions by continuously drinking natural water ionized through various means, alkali water, and an attempt also exists to supply calcium ingredients to the body for alkalizing the constitution by ingesting the calcium ingredients which are purified by separating pure natural calcium ingredients from Ca compounds present in the natural world such as in shells and corals, and recently, tourmaline has been recognized as a new natural material to achieve such aims, and that in a partially practical phase has been reported.