Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:granite
|
| gptkbp:category |
sulfide mineral
|
| gptkbp:chemicalFormula |
NiS
|
| gptkbp:cleavage |
perfect on {101̅0}
|
| gptkbp:color |
brass-yellow
|
| gptkbp:component |
gptkb:sulfur
nickel |
| gptkbp:crystalSystem |
trigonal
|
| gptkbp:Dana_classification |
2.8.1.1
|
| gptkbp:diaphaneity |
opaque
|
| gptkbp:discoveredIn |
1845
|
| gptkbp:economicImportance |
nickel ore
|
| gptkbp:event |
hydrothermal veins
limestone cavities |
| gptkbp:fracture |
uneven
|
| gptkbp:habit |
acicular crystals
radiating groups |
| gptkbp:hardnessMohs |
3.0–3.5
|
| gptkbp:IMAStatus |
approved mineral
|
| gptkbp:luster |
metallic
|
| gptkbp:namedAfter |
gptkb:William_Hallowes_Miller
|
| gptkbp:radioactive |
non-radioactive
|
| gptkbp:solubility |
insoluble in water
|
| gptkbp:specificGravity |
5.3–5.5
|
| gptkbp:streak |
greenish-black
|
| gptkbp:Strunz_classification |
2.CC.05
|
| gptkbp:symmetry |
R3m
|
| gptkbp:tenacity |
brittle
|
| gptkbp:bfsParent |
gptkb:William_Hallowes_Miller
|
| gptkbp:bfsLayer |
8
|
| https://www.w3.org/2000/01/rdf-schema#label |
Millerite (mineral)
|