A 5
B 1
C 8
D 4
E0
F 4
G 2
H 2
I0
J0
K0
L 5
M 4
N 1
O0
P 4
Q 1
R 2
S 11
T 3
U0
V0
W 1
X0
Y0
Z0
Magnesian limestone

 A limestone containing apprciable amounts of magnesium, at least 90% calcite, and no more than 10% dolomite.

Micronised limestone

Also called ground limestone, with a top size < 300µ.

Milk of lime

A suspension of calcium hydroxide particles in water. These particles give it the milky aspect.

Mortar

A mix of one or more inorganic or organic binders, aggregates, fillers, additives and/or admixtures.