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Appendix
289
Natrolite.
Nephrite, see Jade.
Nicolo, see Quartz.
Nigrine, see Rutile.
Obsidian.
Octahedrite.
Odontolite.
Oligoclase.
Olivine.
Onyx, see Carbonate of
lime. Onyx, see Quartz. Oolite, see Carbonate of
lime. Opal.
Opalised wood, see Opal. Orthoclase. Ouachita
stone, see Quartz. Ouvarovite, see Garnet. Pearl, see Carbonate of
lime. Pearlyte, see Obsidian. Pegmatite. Peridot, see Olivine. Peristerite, see Albite. Perthite, see Orthoclase. Phantom quartz, see
Quartz. Phenacite.
Pipestone, see Catlinite. Pisolite, see Calcite. Plasma, see Quartz. Pleonast, see Spinel. Porphyry.
Prase, see Quartz.
Prehnite.
Pseudonephrite, see Jade.
Pyrite.
Pyrope, see Garnet.
Quartz.
Rhodolite, see Garnet.
Rhodonite.
Ribband jasper, see Quartz.
Rock crystal, see Quartz.
Romanzovite, see Garnet.
Rose quartz, see Quartz.
Rubasse, see Quartz.
Rubellite, see Tourma­line.
Rubicelle, see Spinel.
Rubino-di-rocca, see Gar­net.
Ruby, see Corundum.
Rutile.
Sapphire, see Quartz.
St. Stephen's stone, see Quartz.
Samarskite.
Saphir d'eau, see Idolite.
Sapphire, see Corundum.
Sapphire, see Quartz.
Sard, see Quartz.
Sardonyx, see Quartz.
Satin spar, see Carbon­ate of lime.
Satin spar, see Gypsum.
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