Brard (C. P.), Traité des Pierres précieuses.
Paris, 1808
Breithaupt (Α.), Das Geschlecht der Rhomboedri-schen Turmaline. Schweitzers Jahrbuch fuer Chym. und Phys. 8vo.
1829
Brewster (Sir
David, LL.D., F.R.S.L., etc.), On the Optical Properties of Muriate of
Soda, Fluate of Lime, and the Diamond, as Exhibited in their Action
upon Polarized Light. Phil. Trans, viii. 157. 1817
Brewster (Sir David), On a New Optical and Mine-ralogical Property of Calcareous Spar. 4-to.
Edinb. 1815
Brewster (Sir David), On the Effects of Compression and Dilatation altering the Polarizing Structure of Doubly-refracting Crystals. 4to. Edinb. 1818
Brewster (Sir
David), On the Optical Properties of Sulfurei of Carbon, etc., with
Inferences respecting the Structure of Doubly-refracting Crystals. Fol.
Edinb. 1814
Brongniart, Traité de Minéralogie, avec application aux Arts.
Paris, 1807
Bruckmann (Fr. Hier.), A Treatise on Precious Stones. 8vo.
1775
Second edition, corrected and improved.
Bruckmann (U. F. B.), Abhandlung von Edelsteinen.
Braunschweig, 1757-73 Bruckmann (U. F. B.), Gesammelte und eigene Beiträge zu seiner Abhandlung von Edelsteinen.
Braunschweig, 1778
