Part 34

Aurum (ſee gold)

Baſaltes 120

Biſmuth, properties of 210

—— ſpecies of 211–214

Bitumina (see inflammables)

Black jack 236

Black-lead 135

Bloodſtone 202

Blue John 96, n. 30

Blue vitriol 69

Bole 114

Boracic acid 35

Borax 53

Brimſtone 134

Cœruleum Berolinenſe nativum 206

Calcareous earth pure 92

—— its properties 93

—— ſpecies of 94–102

Calcedonius 126

Calk 58

Calx 92, 93

—— aerata 63, 94, 95

—— fluorata 96

—— nitrata 60

—— ponderoſa 33

—— ſalita 61

—— vitriolata 59

Carnelian 126