Assertion: magnesium carbonate | /r/HasProperty | heated and ground stone
Facets:
Source sentences:
text: substantially all of its calcium carbonate remains undissociated, grinding the so-heated stone, dissolving out the magnesium carbonate fromthe heated and ground stone by treating said stone with carbon dioxid in the presenceof water until the major portion of the magnesium has been converted into bicarbonate, andboiling the bicarbonate of magnesium solution so obtained, whereby the magnesium is precipitated as basic carbonate, substantially as described.