calcium sulfate

Found in thesaurus: salt

No results for "calcium sulfate" were found in Additional

English Wikipedia - The Free Encyclopedia

Calcium sulfate

Calcium sulfate (or calcium sulphate) is the inorganic compound with the formula CaSO₄ and related hydrates. In the form of γ-anhydrite (the anhydrous form), it is used as a desiccant. One particular hydrate is better known as plaster of Paris, and another occurs naturally as the mineral gypsum. It has many uses in industry. All forms are white solids that are poorly soluble in water.

See more at Wikipedia.org...

WordNet 2.0

Download this dictionary

calcium sulfate

Noun
1. a white salt (CaSO4)
(synonym) calcium sulphate
(hypernym) salt
(hyponym) plaster of Paris, plaster

Mineralogy Database

Download this dictionary

Anhydrite

General Information:

Chemical Formula:
CaSO4

Composition:
(Molecular Weight = 136.14 gm)
Calcium 29.44 % Ca
Sulfur 23.55 % S
Oxygen 47.01 % O

Empirical Formula:
Ca(SO4)

Environment:
Sedimentary beds, gangue in ore veins, and in traprock zeolite occurrences.

Locality:
World wide occurrences where marine evaporite beds occur. Often interbedded with halite.

Name Origin:
From the Greek anhydros, meaning "waterless" (In contrast to Gypsum, which contains water).
Physical Properties:

Cleavage:
[010] Perfect, [100] Perfect, [001] Good

Color:
colorless, white, bluish white, violet white, or dark gray.

Density:
2.96 - 2.98, Average = 2.97

Diaphaniety:
Transparent to Subtransparent to translucent

Habits:
Massive - Granular - Common texture observed in granite and other igneous rock., Massive - Fibrous - Distinctly fibrous fine-grained forms., Plumose - "Mica-like" minerals forming agg regates of plume-like forms.

Hardness:
3.5 - Copper Penny

Luminescence:
None.

Luster:
Vitreous - Pearly

Streak:
white
More details...

Dizionario inglese-italiano 1.0.012

Download this dictionary

CALCIUM SULFATE

CALCIO SOLFATO