Christopher O'Neill's Photo Gallery
NYT-QG1Copper Cu , Chrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1
Dimensions: 3.5 cm x 3 cm x 2 cm
Copper - nearly solid mass (judging by its weight) that is covered by a rich coating of bright bluish green chrysocolla. and is associated with some white quartz.
QYN-FUMHetaerolite (Var: Hydrohetaerolite) Zn(Mn,◻)2(O,OH)4 , Goethite α-Fe3+O(OH)
Dimensions: 5 cm x 3.5 cm x 2 cm
Hydrohetaerolite – mass of both dull and lustrous dark violet to black massive and crystalline spherical masses. Commonly associated with chalcophanite and difficult to distinguish between the two species.
A8K-58RChrysocolla Cu2-xAlx(H2-xSi2O5)(OH)4·nH2O, x < 1 , Azurite Cu3(CO3)2(OH)2
Dimensions: 6.5 cm x 4.5 cm x 2 cm
Chrysocolla - massive green and intermixed with minor darker blue massive azurite.
D0N-TG9Muscovite KAl2(AlSi3O10)(OH)2
Dimensions: 4 cm x 3 cm x 1.5 cm
Muscovite - book of compact platy mica.
90X-MDFMalachite Cu2(CO3)(OH)2
Dimensions: 3 cm x 3 cm x 2.5 cm
Malachite - bright green botryoidal aggregate also displaying its radial crystal formation as a cross section on the back of the specimen.
U9U-AT0Nickeline NiAs
Dimensions: 3.5 cm x 3 cm x 1 cm
Nickeline - sliced and polished nodule displaying pale red metallic dendrites being rimmed by possible silvery gray rammelsbergite or nickel skutterudite or maybe both.
3XR-NHCZincite ZnO , Sonolite Mn2+9(SiO4)4(OH)2 , Franklinite Zn2+Fe3+2O4 , Willemite Zn2SiO4
Dimensions: 4 cm x 3 cm x 1.5 cm
Zincite / Sonolite – lamellar red zincite associated with pink to brown crystalline sonolite and associated with black franklinite (jacobsite?) and minor fl. green willemite.
MGJ-0CRSphalerite ZnS , Quartz SiO2
Dimensions: 4 cm x 4 cm x 2.5 cm
Sphalerite - mid-wave UV display. Fluorescent in short and long-wave and phosphorescent as well.
495-N18Copper (Var: Whitneyite) Cu
Dimensions: 4.5 mm x 2.5 mm x 1.5 mm
Whitneyite - solid and heavy massive metallic specimen
WPM-435Synchysite-(Y) CaY(CO3)2F , Magnetite Fe2+Fe3+2O4 , Quartz SiO2
Largest Crystal Size: 5 mm
Synchysite-(Y) - close-up of brick red pods in magnetite matrix.
