Sample

LTMB

LTP

Temperature

Munsell code

Visual code

Cone texture

Munsell code

Visual code

Cone texture

25˚C

2.5Y 7/1

Light grey

Cone of fine particles adhering to the touch

2.5Y 8/1

White

Cone of fine particles adhering to the touch

1050˚C

10R 6/4

Pinkish

Granular particle cone adherent to the touch

7.5YR 8/2

White

Cone of fine particles adhering to the touch

1100˚C

2.5YR 2.5/3

Brown

Compact glassy block that spreads over the base

2.5Y 8/1

White

Cone of fine particles, not adhering to the touch

1200˚C

7.5YR 2.5/1

Dark brown

Compact glassy block that spreads over the base

5YR 8/1

White

Cone of fine particles, not adhering to the touch