Technical Description An exquisite 19th-century Victorian silver and agate brooch in the form of an interwoven plaid dating to c1865. A combination of seventeen colourful Scottish gemstones have been expertly carved and set flush to the silver. Mounted with a handmade scrolling c-clasp, pin and a tube hinge. Unmarked, as is the case with much of the Scottish silver jewellery produced during the mid-Victorian era. The agates exhibited on this brooch are;From the centre, five matching bloodstones, also known as heliotropes. This is a variety of green Jasper (opaque chalcedony quartz) with red hematite inclusions. Fine specimens exhibiting less typical yellow goethite and white quartz mottling. Native to the west coast of Rum at Sgurr Mhor, otherwise known as Bloodstone Hill.Four ochre-yellow limonite jasp-agates exhibiting subtle red hematite and transparent quartz mottling. The colours and smooth, blended appearance indicate Bunne Anne for their origin.Two sp...