Statements (31)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
phosphate mineral
|
| gptkbp:associatedMinerals |
turquoise
lazulite malachite cornwallite |
| gptkbp:category |
phosphate minerals
|
| gptkbp:chemicalFormula |
CuFe6(PO4)4(OH)8·4H2O
|
| gptkbp:cleavage |
perfect
|
| gptkbp:color |
green
yellow-green blue-green |
| gptkbp:crystalSystem |
triclinic
|
| gptkbp:event |
secondary mineral in oxidized zones of copper deposits
|
| gptkbp:firstDescribed |
1823
|
| gptkbp:fracture |
uneven
|
| gptkbp:hardnessMohs |
4.5
|
| https://www.w3.org/2000/01/rdf-schema#label |
Chalcosiderite
|
| gptkbp:IMA_symbol |
Csd
|
| gptkbp:location |
gptkb:Cornwall,_England
|
| gptkbp:luster |
vitreous
dull |
| gptkbp:namedAfter |
Greek words for copper and iron
|
| gptkbp:relatedGroup |
turquoise group
|
| gptkbp:specificGravity |
3.05–3.2
|
| gptkbp:streak |
green
|
| gptkbp:tenacity |
brittle
|
| gptkbp:transparency |
opaque
translucent |
| gptkbp:uses |
collector's mineral
|
| gptkbp:bfsParent |
gptkb:Variscite
|
| gptkbp:bfsLayer |
7
|