Hemimorphite

GPTKB entity

Statements (41)
Predicate Object
gptkbp:instanceOf granite
gptkbp:associatedMinerals gptkb:willemite
gptkb:hydrozincite
cerussite
smithsonite
calamine
gptkbp:category silicate mineral
gptkbp:chemicalFormula Zn4Si2O7(OH)2·H2O
gptkbp:cleavage perfect
gptkbp:color blue
brown
green
white
colorless
gptkbp:crystalSystem orthorhombic
gptkbp:event oxidized zinc deposits
gptkbp:firstDescribed 1803
gptkbp:fracture conchoidal
gptkbp:habit massive
fibrous
botryoidal
crystalline
columnar
gptkbp:hardnessMohs 4.5–5
https://www.w3.org/2000/01/rdf-schema#label Hemimorphite
gptkbp:IMA_symbol Hmi
gptkbp:luster vitreous
pearly
gptkbp:namedAfter hemimorphic crystals
gptkbp:previousName calamine
gptkbp:relatedGroup sorosilicate
gptkbp:solubility soluble in acids
gptkbp:specificGravity 3.4–3.5
gptkbp:streak white
gptkbp:tenacity brittle
gptkbp:transparency translucent
transparent
gptkbp:uses granite
zinc ore
gptkbp:bfsParent gptkb:Sorosilicates
gptkbp:bfsLayer 7