Statements (29)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
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:diaphaneity |
opaque
|
| gptkbp:discoveredBy |
gptkb:William_Hallowes_Miller
|
| gptkbp:economicImportance |
nickel ore
|
| gptkbp:event |
hydrothermal veins
limestone cavities serpentinized ultramafic rocks |
| gptkbp:firstDescribed |
1845
|
| gptkbp:fracture |
uneven
|
| gptkbp:habit |
acicular crystals
radiating groups |
| gptkbp:hardnessMohs |
3-3.5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Millerite
|
| gptkbp:IMA_symbol |
Mll
|
| gptkbp:luster |
metallic
|
| gptkbp:namedAfter |
gptkb:William_Hallowes_Miller
|
| gptkbp:solubility |
insoluble in water
|
| gptkbp:specificGravity |
5.3-5.5
|
| gptkbp:streak |
greenish-black
|
| gptkbp:tenacity |
brittle
|
| gptkbp:bfsParent |
gptkb:Hiram_Edson
|
| gptkbp:bfsLayer |
7
|