Assertion: dolomite's amount | /r/HasProperty | pierson
Facets:
Source sentences:
text: Under cathodoluminescence, baroque dolomite has a variable or patchy luminescence ( Figure 9b ) with areas of bright luminescence alternating with areas of dull or no luminescence; such patchy luminescence probably results from variable (but relatively high) amounts of iron and manganese in these crystals ( Nickel, 1978 ; Pierson, 1981 ).