Page:Handbook of Precious Stones.djvu/153

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THE TOWNSHEND COLLECTION.
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Opal. Precious, a fire-opal of deep amber colour, with orange and green flashes, oval; 5/6 in. by 1/2 in.; plain mount. 1229—'69.

Opal. Precious, Hungarian, pinkish grey, oval; 3/4 in. by 7/12 in.; coronet mount. (Hope catalogue, p. 81, No. 42.) Plate III. fig. 35. 1230—69.

Opal. Precious, Hungarian, liver colour, with purple flashes, ovate; 1/2 in. by 1/3 in.; plain mount. (Hope catalogue, p. 81, No. 39.) Plate III. fig. 36. 1231—'69.

Opal. Hungarian, one-third white, with coloured flashes, two-thirds brown, oval; 1/2 in. by 6/16 in.; coronet mount. (Hope catalogue, p. 80, No. 34.) Plate III. fig. 37. 1232—'69.

Opal. Mexican, deep brown, with play of green light, oval; 13/16 in. by 5/8 in.; coronet mount. (Hope catalogue, page 78, No. 22.) Plate III, fig. 38. 1233—69.

Opal. Hungarian, grey, with black dendrites and greenish blue flashes, triangular; 1/2 in. across; coronet mount. (Hope catalogue, p. 80, No. 33.) Plate III. fig. 39. 1234—'69.

Opal. Honey yellow, with dendrites, nearly hemispherical; 3/4 in. by 5/8 in.; coronet mount. 1235—'69.

Opal. Honey yellow, faceted, circula; 7/24 in. diam.; coronet mount. 1236—'69.


Quartz (including Cairngorm, Amethyst, Plasma, Chrysoprase, Chalcedony, Agate, and Onyx).}}

Rock Crystal. Colourless, circular, brilliant cut; 1/2 in. diam.; coronet mount. 1180—'69.

Cairngorm, or Smoky Quartz. Octagonal faceted; 10/12 in. by 9/12 in.; coronet mount. 1181—'69.

Cairngorm. Straw yellow, faceted; 5/6 in. by 9/12 in., and 5/6 in. thick; coronet mount. (Hope catalogue, p. 86, No. 9.) Plate III. fig. 40. 1182—'69.

Cairngorm. Yellow, oval; 1 in. by 3/4 in.; claw mount. 1183—'69.

Cairngorm. Yellow, with feather consisting of many minute cavities, faceted, oblong; 12/12 in. by 11/12 in., and 1/2 in. thick; coronet mounted handle. 1185—'69.

Amethyst and Cairngorm. Purple and smoky, twin stone, each half long oval, faceted, and 17/24 in. by 1/3 in.; plain mount. (Hope catalogue, p. 86, No. 10.) Plate III. fig. 41. 1186—'69.

Amethys. Oval, biconvex lens, containing four large cavities, with movable liquid and bubbles; 1 in. by 3/4 in.; plain swing mount. (Hope catalogue, p. 85, No. 1.) Plate III. fig. 42. 1187—'69.

Amethyst. Heart-shaped, rose-cut; 11/12 in. by 11/12 in.; coronet mount. (Hope catalogue, p. 89, No. 29.) 1189—'96,