# ClassifySTD

StrName: Glass
Color: #55E74E
SubElementList: Al,Mg,K,Ca,Na
UsingOtherPropertyList: first_elem,second_elem,third_elem,fourth_elem
Hardness: >1000
Density: 1
Electrical_conductivity: 1
Formula: 1
Element: 1
Expression:
((first_elem=8 and second_elem=14) or (first_elem=14 and second_elem=8) or (first_elem=14 and third_elem=8) or (first_elem=14 and fourth_elem=8)) and Al<5 and Mg<5 and K<5 and (Ca + Na)>5


StrName: Al2O3 with S
Color: #D1DB22
KeyElementList: Al,O,S
UsingOtherPropertyList: first_elem,second_elem
Hardness: >2000
Density: 1
Electrical_conductivity: 1
Formula: 1
Element: 1
Expression:
((first_elem=8 and second_elem=13) or (first_elem=13 and second_elem=8)) and Al > 25 and O > 40 and S>=4


StrName: Al2O3
Color: #C7CB29
KeyElementList: Al,O
SubElementList: Zn,Cu,Ca,Si,Fe,W
UsingOtherPropertyList: first_elem,second_elem
Hardness: >2000
Density: 1
Electrical_conductivity: 1
Formula: 1
Element: 1
Expression:
((first_elem=8 and second_elem=13) or (first_elem=13 and second_elem=8)) and Al > 22 and O > 30 and Zn < 4 and Cu < 4 and Ca < 4 and Si < 4 and Fe < 10 and W < 5


StrName: SiO2
Color: #20C835
SubElementList: Al,Mg,Na,K,Ca
UsingOtherPropertyList: first_elem,second_elem
Hardness: >1000
Density: 1
Electrical_conductivity: 1
Formula: 1
Element: 1
Expression:
((first_elem=8 and second_elem=14) or (first_elem=14 and second_elem=8)) and Al<5 and Mg<5 and Na<5 and K<5 and Ca<10


StrName: Misc Salts
Color: #A86AB0
UsingOtherPropertyList: first_elem,second_elem
Hardness: >200
Density: 1
Electrical_conductivity: 1
Formula: 1
Element: 1
Expression:
first_elem=17 or second_elem=17 or first_elem=15 or second_elem=15 or first_elem=16 or second_elem=16 or first_elem=11 or second_elem=11


