Statements (28)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:associatedMinerals |
gptkb:calcite
gypsum halite |
| gptkbp:chemicalFormula |
CaSO4
|
| gptkbp:cleavage |
perfect
|
| gptkbp:color |
blue
gray white violet |
| gptkbp:crystalSystem |
orthorhombic
|
| gptkbp:dehydratesTo |
gypsum
|
| gptkbp:discoveredBy |
gptkb:A.G._Werner
|
| gptkbp:discoveredIn |
1794
|
| gptkbp:event |
evaporite deposits
|
| gptkbp:hardnessMohs |
3.5
|
| gptkbp:luster |
vitreous
pearly |
| gptkbp:namedAfter |
Greek word for 'without water'
|
| gptkbp:solubility |
slightly soluble in water
|
| gptkbp:specificGravity |
2.9
|
| gptkbp:streak |
white
|
| gptkbp:uses |
cement production
plaster soil treatment |
| gptkbp:bfsParent |
gptkb:Calcium_Sulfate_(CaS)
|
| gptkbp:bfsLayer |
7
|
| https://www.w3.org/2000/01/rdf-schema#label |
anhydrite (CaSO4)
|