"material_id","type","fabric","core_colour","surface_colour","inclusions","refs"
"?", "Unidentified Fabric", "", "", "", "", ""
"BronzeA", "Bronze Age", "rough, soft", "orange-buff", "orange-buff", "large mineral (dolerite) grits", ""
"CalcGri", "Calcite Gritted Ware", "rough, medium to hard fired", "orange-buff to dark grey", "orange-buff to dark grey", "voids from leached calcite, fine quartz sand", ""
"GrogTem", "Grog tempered", "smooth, hard fired", "grey-buff interior with mid grey core", "dark grey", "crushed pottery", ""
"GW-?", "non-specific Grey Wares", "hard", "grey", "grey", "", ""               
"GW-Cram", "Crambeck Grey Ware", "slightly abrasive, hard fired, slip coating, wheel thrown", "light grey", "medium grey (slip)", "sand including quartz and iron ore grits", ""
"GW-East", "East Yorks Grey Ware", "slightly abrasive, hard, wheel thrown", "light to medium grey", "light to medium grey (occ burnishing)", "sand including quartz and iron ore grits", ""
"IronAge", "Iron Age", "rough, relatively soft, hand thrown", "mid grey", "buff to grey-buff", "large mineral grits,quartzite sand and occ shell", ""
"MaxeyT", "Maxey type Ware", "medium-hard to hard, irregular firing (clamp kiln?), hand thrown finished by washing (soapy feel)", "black through grey to red-brown", "black through grey to red-brown", "crushed shell", "Vince"
"Med", "Medieval wares", "various", "", "", "", ""
"NA", "Not applicable", "", "", "", "", ""
"Organic", "Organic tempered", "soft, irregular firing (clamp kiln?)", "brown to dark grey or black", "brown to dark grey or black", "voids suggestive of grass tempering, quartzite sand, mica", ""
"Parch", "Crambeck Parchment Ware", "smooth, fairly hard fired", "white-buff", "white-buff", "fine sand", ""
"PostMed", "Post-Medieval wares", "various", "", "", "", ""
"Rom", "Romano-British", "various from 1989 fieldwalking", "", "", "", "Didsbury"
"Samian", "Samian Ware", "smooth, hard fired, slipped", "orange-red", "orange-red (glossy, slip)", "", ""
"TorkT", "Torksey Type Ware", "hard fired, generally reduced but irregular firing gives a sandwich effect", "red-brown to near black", "red to light or dark grey", "coarse grits that give surface a pimpled effect", ""
"YorkT", "York type Ware", "hard fired and wheel thrown in general, irregular firing", "buff through red to grey, some with sandwich effects", "buff through red to grey", "coarse quartzite sand, feldspar, sandstone fragments", ""
"Type 14", "Fabric C", "hard fired wheel-thrown grey ware", "light grey to buff pink (unevenly fired?)", "medium grey", "coarse grits (average 0.5 but up to 5mm)", ""