Assertion: siderite | /r/HasProperty | valuable iron mineral
Facets:
value: in theory
type: OTHER
Source sentences:
text: It is a valuable iron mineral, since it is 48% iron and contains no sulfur or phosphorus.
text: Apparently, siderite is valuable mineral in theory since it contains a high amount of iron, possibly 48%.
text: Siderite is a valuable material used in the fortification of equipment.
text: It is a valuable iron mineral, since it is 48% iron >>Chat Online; siderite iron appliion - ourindianaschools.
text: It is a valuable iron mineral, since it is 48% iron >>Chat Online; siderite iron appliion - ourindianaschools.