God for us to design products, we are the porters of nature!

Home　|　Mineral Specimens　|　Gem materials　|　Mineral Datum　|　Rock　|　News　|　Photos　|　Contact Us
Welcome, please login, or click here to register!
Dominant species
+More..
Quartz
Feldspar
Garnet
Calcite
Fluorite
Mica
Stilbite
Topaz
Hemimorphite
Babingtonite
Pyrites
Prehnite
Aquamarine
Pyromorphite
Epidote
Sphalerite
Agate
Opal
Chabazite
Rhodochrosite
Laumontite
Limonite
stibnite
Galena
Barite
Tourmaline
Scheelite
Hematite
Chalcopyrite
Wolframite
Bournonite
Cassiterite
Psilomelane
Emerald
Cassiterite
Dolomite
Apophyllite
Helvite
The most popular
  Home  >>  Mineral Encyclopedia  >>  Mineral Photos  >>  Nitre-Nitre
Nitre
Chemical
Formula
 KNO3
Species
 Nitrates
Crystal
System
 Orthorhombic
Mohs
Scale
 2
Specific
Gravity
 2.10
Color
 white
Streak
 white
Luster
 vitreous
Refractive
Index
 nα = 1.332nβ = 1.504nγ = 1.504
Diaphaneity
 transparent
Cleavage
 very good on ; good on
Fracture
 brittle
Crystal Habit：druse or acicular
Nitre6757
Nitre6757
Copyright© 1999-2021 ChinaNeolithic.Com Copyright; The people's Republic of ICP registration / license:ICP.14062907. YueGongAnBei 44051102000467