304 |
Alabastro ghiaccione, from Capo Circeo, Latina, Lazio, Italy |
Compact banded travertine composed of parallel columnar colourless crystals of calcite interbanded with fine grained white calcite. |
303 |
Alabastro a occhi, locality unknown |
Brecciated fine-grained compact banded travertine, with acicular and granular bands of calcite, some dark orange-brown coloured. |
302 |
Alabastro, cotognino a onde, locality not known. Perhaps from Hatnub, Mallawi, or another location in the Nile valley, Eastern desert, Egypt. |
Compact banded travertine cut parallel to the banding, composed of medium-grained columnar/granular calcite, with a few scattered aggregates of acicular goethite or manganese oxide crystals. Some of the sparry limestone host rock is present. Grey patches contain clay and other debris. Small pink area is filler. |
301 |
Alabastro fiorito, most probably from the Pamukkale area, Denizli, Turkey |
Compact banded travertine, brecciated in places, composed of fine- to medium-grained calcite with some orange-brown ferruginous bands. Abundant cavities contain greyish brown wax filler. |
300 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Coarse-grained compact banded travertine, almost entirely composed of calcite; note slender orange ferruginous bands often seen in this stone. |
299 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Medium-grained compact banded travertine, almost entirely composed of calcite; note slender orange ferruginous bands often seen in this stone. Grey band at one corner is a filler. |
298 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Medium-grained compact banded travertine, very pure and almost entirely composed of calcite. |
297 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Coarse-grained compact banded travertine, almost entirely composed of calcite. |
296 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Very coarse-grained compact banded travertine, almost entirely composed of calcite. |
295 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Medium-grained compact banded travertine, almost entirely composed of calcite. Dark yellow-brown wax filler covers a very narrow ferruginous orange-brown band. |
294 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Medium-grained compact banded travertine, almost entirely composed of calcite, but note slender orange ferruginous bands often seen in this stone. |
251 |
Travertino di Monte Catini, from Montecatini Terme, Pistoia, Tuscany, Italy |
Limestone, brown ferruginous in places, composed of brecciated travertine, algal fragments and other bioclasts. Cavities are mostly filled with sparry calcite. |
180 |
Marmo palombino di Sestri, from Sestri Ponente, Genoa, Liguria, Italy |
Limestone; a pel-sparite with what look like birds-eyes, and with scattered molluscan and algal debris. One corner of the specimen has compact banded travertine. |
63 |
Porporina di villa Adriana, locality unknown |
Hematite-rich banded limestone with some colourless sparry calcite-filled veins, and abundant cavities which are filled with wax on polished surfaces. Probably extensively recrystallised. |
14 |
Travertino di Tivoli, travertino Romano, from Tivoli, Lazio, Italy |
Porous banded travertine deposit, specimen cut parallel with the bedding. |