লৌহ আকরিক প্রধান ফর্ম; অচ্ছ আকারে ফেরিক অক্সাইড রয়েছে; একটি লাল পার্থিব আকারে দেখা দেয়

Noun:

মূল্যবান্ আকরিক লৌহবিশেষ,

haematite's Usage Examples:

"A possible terrestrial analogue for haematite concretions on Mars".

Hematite, also spelled as haematite, is a common iron oxide compound with the formula, Fe2O3 and is widely found in rocks and soils.

also known as cardinal purple, is the name given to a purple variety of haematite iron oxide pigment, used in oil paints and paper dyes.

diaspore (α-AlO(OH)), mixed with the two iron oxides goethite (FeO(OH)) and haematite (Fe2O3), the aluminium clay mineral kaolinite (Al2Si2O5(OH)4) and small.

The minerals identified at the site include: haematite, chalcopyrite, tennantite, galena, tetrahedrite, bornite, pyrite, marcasite.

the iron oxide minerals such as haematite.

A deposit of around 117,000 metric tons (128,970 short tons) of haematite is known to exist within the station.

iron-rich biotite, but the term also refers to a flaky micaceous form of haematite, and the field term Lepidomelane for unanalysed iron-rich Biotite avoids.

When heated, the iron oxide is dehydrated and turns partially to haematite, which gives it a reddish-brown colour.

(metamorphosed to staurolite-grade itabirites) have been enriched to form haematite and haematite-goethite mineralisations.

The Jack Hills mine is a haematite iron ore mine located 400 kilometres (250 mi) northeast of Geraldton and 165 kilometres (103 mi) northwest of Cue in.

and together give an alternative route for the northward movement of haematite ore from the Cumberland ore-field.

and with coastal India (Gujarat and Konkan) for fish, conch shell, and haematite.

In iron ore smelting, haematite gets reduced at the top of the furnace, where temperature is in the range.

Moretonhampstead and the village of Hennock, which worked deposits of micaceous haematite, known as "shiny ore".

The haematite ore deposit was used in the Middle Stone Age to extract red ochre, while.

66222 Great Rock Mine is a disused micaceous haematite mine about 3 km north of the town of Bovey Tracey in Devon, England.

typical ironstone or haematite opencasts.

The carbonate ore is more difficult to smelt than a haematite or other oxide.

1 million tonnes of haematite iron ore was taken from the Koolanooka Hills mine between 1966 and 1974.

haematite's Meaning':

the principal form of iron ore; consists of ferric oxide in crystalline form; occurs in a red earthy form