Assertion: mineral's color | /r/HasProperty | red
Facets:
Source sentences:
text: Like uncemented sand, sandstone may be any color due to impurities within the minerals, but the most common colors are tan, brown, yellow, red, grey, pink, white, and black.
text: The most valuable colors for use in jewelry are natural pink, orange, red, purple and blue.
text: The most highly regarded colors are the reds and pinks, which receive their color from trace amounts of chromium.