Michael Kieron's Photo Gallery

NUV-AFKMicrocline K(AlSi₃O₈) , Albite (Var: Oligoclase) (Na,Ca)[Al(Si,Al)Si₂O₈] , Biotite K(Fe²⁺/Mg)₂(Al/Fe³⁺/Mg/Ti)([Si/Al/Fe]₂Si₂O₁₀)(OH/F)₂

Westerly, Washington County, Rhode Island, USA

Dimensions: 8 cm x 9 cm x 8 cm

Microcline (Baveno twin) with oligoclase and biotite from an unidentified quarry in the Westerly Granite, Westerly, Washington Co., Rhode Island, USA. Museum of Natural History and Planetarium, Roger Williams Park, Providence, Rhode Island specimen #G2594 2350. Collected by H. Anthony Dyer in the early 1900s.

5CM-UC2Chalcedony (Var: Agate) SiO₂

Rio Grande do Sul, Brazil

Dimensions: 15 cm x 12 cm x 8 cm

Museum of Natural History and Planetarium, Providence, Rhode Island, USA specimen #M557a. From the collection of James Angus of West Farms, New York, USA. Donated in 1901.

S-Fold

Beavertail State Park, Jamestown, Newport County, Rhode Island, USA

Parasitic fold on a recumbent fold, east shore of Beavertail State Park, Jamestown, Newport Co., Rhode Island USA. Individual beds at the "S" are approx. 20 - 30 cm thick. Photo taken July, 2011.

KMG-1P1Pyrite FeS₂

Beavertail State Park, Jamestown, Newport County, Rhode Island, USA

Pyrite in phyllite from Lion Head, Beavertail State Park, Jamestown, Newport Co., Rhode Island, USA. Crystal 1 cm wide.

Basalt pillow

Pillow lava locality, Meriden, New Haven County, Connecticut, USA

Close-up of one of the basalt pillows. The glassy, quenched rind of the pillows is quite evident. The interpillow matrix is composed of hyaloclastite cemented by calcite. The pillow is probably around 0.5 - 0.75 m wide. Photo taken November 15, 2009.

Basalt pillows

Pillow lava locality, Meriden, New Haven County, Connecticut, USA

Basalt pillows deforming and intruding into lake-bed sediments. Behind Target, slightly to the south. Pillow intruding into the sediments is probably around 0.5 m wide. Photo taken November 15, 2009.

Paleochannel in Talcott Basalt

Pillow lava locality, Meriden, New Haven County, Connecticut, USA

Paleochannel in the Talcott Basalt looking north from Target. This section is not as "pillowy" as the exposure immediately behind Target, but a large pillow (prob ~2 m) can be seen just above the base of the channel. Photo taken November 15, 2009.

APE-27VJasper

Diamond Hill, Cumberland, Providence County, Rhode Island, USA

Quartz, var. Jasper, Diamond Hill, Cumberland, Providence Co., Rhode Island, USA. 23 cm long. Museum of Natural History, Roger Williams Park, Providence, RI specimen.

96C-JAHStaurolite Fe²⁺₂Al₉Si₄O₂₃(OH) , Almandine Fe²⁺₃Al₂(SiO₄)₃

Jamestown Bridge staurolite locality, Jamestown, Newport County, Rhode Island, USA

Staurolite and almandine in schist. Jamestown, Newport Co., Rhode Island. 11 cm wide. Collection of the Museum of Natural History, Roger Williams Park, Providence, RI.

JU9-W19Jasper

Diamond Hill, Cumberland, Providence County, Rhode Island, USA

19th Century example of polished jasper from Diamond Hill, Cumberland, Providence Co., Rhode Island. Originally sold by Southwick and Jencks Natural History Store, Providence, RI. 7 cm across. Specimen in the collection of the Museum of Natural History, Roger Williams Park, Providence, RI.