RK49K4: Cassiterite with Quartz and Siderite - Minas da Panasqueira, Centro Portugal
Cassiterite with Quartz and Siderite

Minas da Panasqueira, level 2, Aldeia de São Francisco de Assis, Covilhã, Castelo Branco, Cova da Beira, Centro  Portugal (±1964)

Specimen size: 11.4 × 4.4 × 2.2 cm = 4.5” × 1.7” × 0.9”
Main crystal size: 0.7 × 0.5 cm = 0.3” × 0.2”

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