Agate grappe - Mamuju, Sulawesi, Indonesia
Botryoidal quartz, commonly known as ‘agate grappe’, has a...
Botryoidal quartz, commonly known as ‘agate grappe’, has a...
Botryoidal quartz, commonly known as ‘agate grappe’, has a...
Botryoidal quartz, commonly known as ‘agate grappe’, has a...
Botryoidal quartz, commonly known as ‘agate grappe’, has a...
Botryoidal quartz, commonly known as ‘agate grappe’, has a...
Garnets of superb quality and brilliance from the Bellecombe...
Small piece composed of small, well-formed and brilliant...
Small piece composed of small, well-formed and brilliant...
Piece composed of several spheres of brilliant wavellite on...
Naturally interlocking pyrite crystals with a mirror-like...
Naturally interlocking pyrite crystals with a mirror-like...
Pyrite crystal on soapstone matrix from Navajun, Spain.4.3 x...
Yellow/beige “whistle” barite, typical of the deposit.2.9 x...
Azurite microcrystals on quartz matrix.4.6 x 2.4 x 1.7 cm
Slightly green and very shiny prehnite crystals from a find...
Slightly green and very shiny prehnite crystals associated...
Anatase, the largest measuring 4 mm, and quartz on albite.4.7...
Bright red sphalerite crystals with barite.5 x 4 x 2.7 cm
Galena and cerussite from the silver mines of Melle in...
Small specimen of well crystallised celestine.3 x 2.3 x 2 cm
Apple-green pyromorphite in groups of fine acicular crystals.4...
A specimen of prehnite and quartz from a find made in the...
Well crystallised anatase measuring 5 mm on albite.3.7 x 3 x...
Small smoky and biterminated quartz associated with muscovite...
Partial cube of yellow fluorite with a very slight blue/purple...