Table 2 Description of the analysed samples
ID | Description | Munsell Colour* | Source | Notes |
|---|---|---|---|---|
Bol1 | Massive black earth | 5Y 3/2 | Bolca, Veneto, Italy | Raw material |
Bol1a | Same that Bol1, after crushing and sieving | ∅ > 250 μm | ||
Bol1b | Same that Bol1, after crushing and sieving | 250 μm ≤ ∅ ≤ 125 μm | ||
Bol1c | Same that Bol1, after crushing and sieving | ∅ < 125 μm | ||
Bol1d | Same that Bol1, after 10 washing cycles | N1 | Suspended material | |
Bol1e | Same that Bol1, after 10 washing cycles | 5YR 4/4 | Precipitated material | |
Boc2 | Massive black earth | N1 | Boca, Piedmont, Italy | Raw material |
TN01 | Massive black earth | 5Y 3/2 | Paint factory collection, Veneto, Italy | Raw material |
TN01A | Powder black earth | 5Y 3/2 | Paint factory, Veneto, Italy | Material sold as black earth |
TN-K | Massive black earth | 5YR 2/2 | Paint factory, Germany | Material sold as black earth |
TN-VF | Massive black earth | 5YR 3/4 | Vicoforte, Piedmont | Raw material |
TO-K | Umber earth, powder | 5Y 3/2 | Paint factory, Germany | Material sold as Umber earth |
TR-D | Rome earth, powder | 5YR 2/1 | Paint factory, Veneto, Italy | Material sold as Rome earth |