PANASQUEIRA MINES, ALDEIA DE SÃO FRANCISCO DE ASSIS, COVILHÃ, CASTELO BRANCO, COVA DA BEIRA, PORTUGAL
Dimensions: 10.1 X 7.4 X 5 cm.
Rich group of hyaline quartz crystals, some of them doubly terminated, which are partially covered by muscovite, with greenish tone, with an aggregate of well defined, bright and whitish prismatic crystals of fluorapatite. To give a colored touch of aesthetic this sample is peppered by small groups of fluorite crystals with purplish color. The main crystal is: 2,1 X 1 X 0,7 CM. Fluorescence UVC & UVA.