Assertion: tourmaline | /r/HasProperty | boiled near 1000°c
Facets:
Source sentences:
text: Around 1986, it was found in a research station in Japan that, even though tourmaline was broken down in smaller pieces, a positive and a negative electrode existed on both end of the crystal, and the electrodes never disappeared unless tourmaline was boiled near 1000°C.
text: Around 1986, it was found in a research station in Japan that, even though tourmaline was broken down in smaller pieces, a positive and a negative electrode existed on both end of the crystal, and the electrodes never disappeared unless tourmaline was boiled near 1000°C.
text: Around 1986, it was found in a research station in Japan that, even though tourmaline was broken down in smaller pieces, a positive and a negative electrode existed on both end of the crystal, and the electrodes never disappeared unless tourmaline was boiled near 1000°C.
text: Around 1986, it was found in a research station in Japan that, even though tourmaline was broken down in smaller pieces, a positive and a negative electrode existed on both end of the crystal, and the electrodes never disappeared unless tourmaline was boiled near 1000°C.