Holmquistite

Holmquistite

Holmquistite is a lithium magnesium aluminum inosilicate mineral with chemical formula: Li2(Mg, Fe2+)3Al2Si8O22(OH)2. It is consisting of an alkali and a silicate of iron, magnesium,…
Powers of Multiplication or Exponents

Powers of Multiplication or Exponents

Powers of Multiplication or Exponents We know how to calculate the expression 5 x 5. This expression can be written in a shorter way using…
Anthophyllite

Anthophyllite

Anthophyllite is quite a rare stone that belongs to the Amphibole group. It is an amphibole mineral: Mg2Mg5Si8O22(OH)2, magnesium iron inosilicate hydroxide. It’s a magnesium…
Amphiboles

Amphiboles

Amphiboles are found principally in metamorphic and igneous rocks. It is the name of an important group of generally dark-colored, inosilicate minerals, forming prism or…
Multiplying Fractions

Multiplying Fractions

Multiplying Fractions To multiply fractions, first, we simplify the fractions if they are not in lowest terms. Then we multiply the numerators of the fractions…
Amicite: Structure and Properties

Amicite: Structure and Properties

Amicite has a general formula of K2Na2Al4Si4O16·5(H2O). It is a monoclinic-sphenoidal zeolite mineral containing aluminum, hydrogen, oxygen, potassium, silicon, and sodium. The name is in…
Amesite

Amesite

Amesite is a mineral with the general formula of Mg2Al2SiO5(OH)4. It is an apple-green chlorite mineral occurring in foliated hexagonal plates Amesite crystallizes in the…
Ameghinite

Ameghinite

Ameghinite, formula- Na[H4B3O7] or NaB3O3(OH)4, is a mineral found in Argentina. It is a soft mineral with a Mohs hardness of 2-3. Ameghinite has a…
Relation between Arithmetic Means and Geometric Means

Relation between Arithmetic Means and Geometric Means

The arithmetic mean, also called the average or average value, is the quantity obtained by summing two or more numbers or variables and then dividing…
Amblygonite

Amblygonite

Amblygonite is a fluorophosphate mineral, (Li, Na) AlPO4 (F, OH), composed of lithium, sodium, aluminum, phosphate, fluoride, and hydroxide. It is a relatively common phosphate…
Amarantite

Amarantite

Amarantite is an amaranth-red to brownish mineral with the general formula of Fe23+O(SO4)2.7H2O or Fe3+(SO4)OH. 3H2O. It is a rare secondary mineral that occurs in…
Amakinite

Amakinite

Amakinite is a semi-transparent yellow-green hydroxide mineral belonging to the brucite group that was discovered in 1962. Its chemical formula is written as (Fe2+, Mg)(OH)2.…
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