Assertion: opal | /r/HasProperty | porous
Facets:
value: to varying degrees
type: DEGREE
value: to more prone
type: PURPOSE
Source sentences:
text: Other Opal forms from volcanic processes and is called hydrophane for its ability to absorb water; these Opals are porous to varying degrees and more prone to crazing or cracking.
text: Opal is a porous stone which can absorb liquids that can affect its color and erode or even dissolve the stone.
text: Other Opal forms from volcanic processes and is called hydrophane for its ability to absorb water; these Opals are porous to varying degrees and more prone to crazing or cracking.
text: Opal is porous and the liquid detergent will penetrate the stone causing dullness.