The true and false of the magnetite is distinguished

The true and false of the magnetite is distinguished
Normal product-Magnetite
[Source ]
It is the ore of the magnetite Magnetite to wait for the axle to be brilliant. There is the magnetic one that practises and claims the magnetite alive or efficacious magnetite is e xtremely magnetic the weak practise and call the magnetite very much.
[Properties ]
Live the irregular bulk of magnetite is or a little square, have more raised angles, come in different sizes. The surface is greyish black, have a kind of gloss of metal, or matt and covering small quantity tan to the greyish black powder. Weight, the quality is hard, difficult breakage, the section is not neat, greyish black. Magnetic and relatively strong, suck iron abilities. There is smell of soil, tasteless. Magnetite abnormality dies blockily, have more raised angles, come in different sizes. The surface is umber to tan, have a kind of gloss of metal, cover umber powder of small quantity, relatively exchange the breakage, break the surface umber to tan, often have holes, there is more impurity. Magnetic and extremely weak, do not suck iron abilities. It is angry that there are smell of soil and rust.
Greyish black with the color, the section is dense, glossy, the persons who can suck irons are good.
False product - -Magnetite
[Source ]
It is the haematite Hematite and ore of brown iron ore Limonite mixture that the three sides are bril liant.
[Properties ]
Abnormality is blocky, some raised angles are not very obviously or slightly slick and sly. The surface is tan to brown, have a kind of gloss or not very obvious of metal, some are relatively smooth. Weight, the quality is hard, difficult breakage, the section is granular, can see the yellowish-white or greyish black impurity spot piece. It is magnetic not to have, has not sucked the iron ability. There is smell of soil.
The editor recommends: " peacemaker " in medicine
|