400 |
Breccia traccagnina, locality unknown |
Polymict limestone conglomerate; heavily altered clast boundaries |
399 |
Breccia corallina giallastra from Verzirhan, Bilecik,Turkey or breccia Godoy |
Polymict limestone conglomerate. Clast boundaries and contacts sutured. Note stylolites and extensive calcite-filled fractures. |
398 |
Breccia traccagnina, locality unknown |
Polymict limestone conglomerate. |
397 |
Breccia traccagnina, locality unknown |
Polymict limestone, and dolomite breccia/conglomerate, heavily fractured with sutured, solution-modified clast boundaries and stylolites. |
396 |
Breccia traccagnina, locality unknown |
Polymict limestone conglomerate with solution-modified sutured clast boundaries and stylolites. |
395 |
Breccia traccagnina, locality unknown |
Polymict limestone and dolomite conglomerate with solution-modified clast boundaries and stylolites. |
394 |
Breccia di Aleppo, from Island of Chíos, North Aegean, Greece |
Polymict limestone conglomerate with solution-modified clast boundaries and stylolites. |
393 |
Spanish broccatello, from Tortosa, Tarragona, Spain |
Burrowed fossiliferous limestone with large bivalves.The original calcitic shell layers are preserved in some places, elsewhere, sparry calcite infills voids left by desolution of aragonite shells. |
392 |
Spanish broccatello, from Tortosa, Tarragona, Spain |
Burrowed fossiliferous limestone with large bivalves.The original calcitic shell layers are preserved in some places, elsewhere, sparry calcite infills voids left by desolution of aragonite shells. |
391 |
Spanish broccatello, from Tortosa, Tarragona, Spain |
Burrowed fossiliferous limestone with large bivalves.The original calcitic shell layers are preserved in some places, elsewhere, sparry calcite infills voids left by desolution of aragonite shells. |
390 |
Spanish broccatello, from Tortosa, Tarragona, Spain |
Burrowed fossiliferous limestone with large bivalves.The original calcitic shell layers are preserved in some places, elsewhere, sparry calcite infills voids left by desolution of aragonite shells. |
389 |
Rosso brecciato, from Kiyi Kislacik, Milas, Mugla Province, Turkey |
Marble breccia; matrix-supported clasts of coarse-grained grey and finer-grained white marble. Perhaps a metamorphosed debris flow. |
388 |
Alabastro de'Bagni di S. Filippo, from Bagni San Filippo, Siena, Tuscany, Italy |
Compact banded calcite travertine; fluoresces yellow-white under longwave uv radiation. |
387 |
Alabastro de'Bagni di S. Filippo, from Bagni San Filippo, Siena, Tuscany, Italy |
Compact banded calcite travertine of very finely fibrous calcite. |
386 |
Tartaro di Terni, alabastro di Terni, from Terni, Umbria, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
385 |
Tartaro di Terni, alabastro di Terni, from Terni, Umbria, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
384 |
Tartaro di Terni, alabastro di Terni, from Terni, Umbria, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
383 |
Tartaro di Terni, alabastro di Terni, from Terni, Umbria, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
382 |
Tartaro di Terni, alabastro di Terni, from Terni, Umbria, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
381 |
Tartaro di Tivoli, alabastro di Tivoli, from Tivoli, Lazio, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
380 |
Tartaro di Tivoli, alabastro di Tivoli, from Tivoli, Lazio, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
379 |
Tartaro di Tivoli, alabastro di Tivoli, from Tivoli, Lazio, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
378 |
Tartaro di Tivoli, alabastro di Tivoli, from Tivoli, Lazio, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
377 |
Tartaro di Tivoli, alabastro di Tivoli, from Tivoli, Lazio, Italy |
Compact banded travertine composed of fibrous to very finely acicular calcite crystals, perhaps originally aragonite. |
376 |
Derbyshire 'alabaster', from Middleton-by-Wirksworth, Derbyshire, England; perhaps the Bondog-Hole mine |
Very pure colourless banded speleothem calcite with a small area of the host Carboniferous Limestone. |
375 |
Derbyshire 'alabaster', Poole's Cavern 'alabaster', from Poole's Cavern, near Buxton, Derbyshire, England |
Speleothem calcite with irregular aggregates of metallic grey galena crystals cementing brecciated Carboniferous Limestone. The limestone contains abundant crinoids, bryozoa and other bioclasts. |
374 |
Alabastro di Sabina, Alabastro ghiaccione, from Sabina, or from Capo Circeo, Latina, Lazio, Italy |
Very pure banded calcite travertine composed of very coarse granular colourless crystals and fine grained white calcite, banding evident in a few places. It is almost certainly a speleothem. |
373 |
Derbyshire rosewood marble, from Nettler Dale, near Ashford, Derbyshire, England |
Limestone; a Carboniferous laminated algal biomicrite. Note synsedimentary brecciation of algal laminites. |
372 |
Derbyshire rosewood marble, from Nettler Dale, near Ashford, Derbyshire, England |
Limestone; a Carboniferous laminated algal biomicrite. |
371 |
Alabastro di Civitavecchia, from Civitavecchia, Rome, Lazio, Italy |
Breccia of travertine clasts, peloids, algal debris and fine-grained ferruginous detritus in a sparite matrix . |
370 |
Alabastra di Monte Alcino, from Montalcino, Siena, Tuscany, Italy |
A reddish brown very coarsely crystalline banded calcite travertine with ferruginous inclusions running parallel or perpendicular to banding. |
369 |
Alabastro di Collepardo, alabastro ghiaccione, from Collepardo, near Frosinone; or from Capo Circeo, Latina, Lazio, Italy |
Very pure compact banded travertine composed of parallel prismatic colourless calcite crystals. A speleothem deposit. |
368 |
almost certainly Travertino di Civitavecchia, from Civitavecchia, Lazio, Italy |
Calcite travertine deposit, with algal(probably cyanobacterial) laminites. Coloured bands are tinted by hematite (red) and goethite (yellow). |
367 |
Alabastro di S. Felicita, from Santa Felicita, Capo Circeo, Latina, Lazio, Italy |
Compact banded travertine composed of medium to coarse-grained columnar calcite crystals |
366 |
Lumachella di San Vitale, from Valpantena, Verona, Veneto, Italy |
Fossiliferous limestone. Large shells of 'Lithiotis' bivalve and other skeletal elements are replaced by calcite spar. The matrix is biosparite. Note the stylolites. |
365 |
Alabastro di Trento, from Trent, Trentino-Alto Adige, Italy; or perhaps travertino di Tivoli, from Tivoli, Roma, Lazio, Italy |
Banded travertine, ferruginous bushy growths are the result of cyanobacterial growth in the hot water. Banding and abundant cavities are clearly visible on the sides of the sample. |
364 |
'Alabastro di Sarzana', locality unknown; not thought to be from Sarzana. |
Banded compact travertine composed of medium-grained granular/prismatic calcite; some bands are orange, ferruginous. Dark brown is filler or polishing compound. |
363 |
Alabastro di Torrita, perhaps from either Torrita Tiberina, Roma, Lazio, Italy or Torrita di Siena, Siena, Tuscany, Italy |
Banded compact travertine of very fine fibrous calcite, flesh pink on sides of specimen. |
362 |
Alabastro di Napoli, from Naples, Campania, Italy; or perhaps alabastro di Busca, from Busca, Cuneo, Piedmont, Italy |
Banded compact coarse-grained travertine, with bands of white granular calcite. |
361 |
Alabastro di Breschia, from Brescia, Lombardy, Italy |
Compact travertine composed of bands of finely fibrous and fine-grained calcite. |
360 |
Alabastro di Busca, from Busca, Cuneo, Piedmont, Italy |
Banded compact calcite travertine. Note bands of granular white calcite. |
359 |
Alabastro di Busca, from Busca, Cuneo, Piedmont, Italy |
Banded compact calcite travertine. Note bands of granular white calcite. Specimen has a particularly high polish. |
358 |
Alabastro a tartaruga, from Montauto, Castelfiorentino, Pisa, Tuscany, Italy or perhaps Iano di Montaione, Florence, Tuscany, Italy |
Compact travertine composed of fine acicular calcite crystals. |
357 |
Alabastro a tartaruga, from Montauto, Castelfiorentino, Pisa, Tuscany, Italy or perhaps Iano di Montaione, Florence, Tuscany, Italy |
Very finely banded compact calcite travertine. |
356 |
Alabastro a tartaruga, from Montauto, Castelfiorentino, Pisa, Tuscany, Italy or perhaps Iano di Montaione, Florence, Tuscany, Italy |
Banded compact travertine, composed of very fine acicular calcite crystals. Note white 'fractures' appear to be strings of minute gas inclusions. |
355 |
Alabastro a tartaruga, from Montauto, Castelfiorentino, Pisa, Tuscany, Italy or perhaps Iano di Montaione, Florence, Tuscany, Italy |
Banded compact travertine, composed of very fine acicular calcite crystals. Note white 'fractures' appear to be strings of minute gas inclusions. |
354 |
Alabastro a tartaruga, from Montauto, Castelfiorentino, Pisa, Tuscany, Italy or perhaps Iano di Montaione, Florence, Tuscany, Italy |
Banded compact travertine, the very fine acicular calcite crystals giving a particularly compact structure. Note white 'fractures' appear to be strings of minute gas inclusions. |
353 |
Alabastro eburneo d'Orte from Orte, Viterbo, Lazio, Italy |
A compact, fine-grained and finely banded, pure calcite travertine. |
352 |
'Alabastro dorato d'Orte', locality unknown |
Coarse to very coarse nearly transparent granular calcite, perhaps a hydrothermal vein deposit rather than a travertine. Some grey micritic limestone matrix is present which contains white grains probably of algae. |
351 |
'Alabastro bianco d'Orte', probably Egyptian alabaster,
Coarse to very coarse compact crystalline calcite, with a little banding suggesting this is a travertine. |
|
350 |
Alabastro di Camerino, from Camerino, Ancona, Marches, Italy |
Compact banded travertine composed of very coarse, transparent, to very fine, translucent calcite. |
349 |
Alabastro di Pierosara, from Pierosara, near Fabriano, Ancona, Marches, Italy |
Compact travertine composed of coarse columnar calcite. |
348 |
Alabastro di Siena; Siena, Tuscany, Italy, may not be correct. |
Very compact banded travertine composed of finely acicular/granular calcite crystals. Yellow areas are artificial filler. |
347 |
Alabastro di Perugia; Perugia, Umbria, Italy, may not be correct. |
Very compact banded travertine composed of finely acicular/granular calcite crystals. Yellow areas are artificial filler. |
346 |
Alabastro di Pisa, probably Alabastro di Volterra, from Pisa, Tuscany, Italy, and very probably from the area around Volterra or Castellina Marittima. |
Fine-grained compact gypsum, the variety which geologists now call alabaster. A vein of fibrous gypsum crosses the side of the specimen. |
345 |
Alabastro bianco di Collepardo, from Collepardo, Frosinone, Lazio, Italy |
Banded compact travertine composed of exceptionally coarse-grained columnar calcite. |
344 |
Alabastro scuro di Collepardo, from Collepardo, Frosinone, Lazio, Italy |
Banded compact travertine composed of very fine-grained, grading to coarse-grained, columnar calcite. |
343 |
Alabastro gioia del ponte di Vezia, from Verona, Veneto, Italy |
Compact travertine composed of very coarse columnar calcite. The surface has a particularly waxy surface indicating it may have been acid-etched. |
342 |
Lumachella di San Vitale, from the province of Verona, Veneto, Italy |
Fossiliferous biosparite limestone with large fragments of 'lithiotis' bivalves. Original aragonite shells are replaced by sparry calcite. Some primary prismatic calcite survives. Note the calcite filled fractures and stylolites. |
341 |
marmo rosa dell' Alcenago, from Alsenaso, Val Pantena, Verona, Veneto, Italy |
Not ‘alabaster’. A fine-grained calcarenite limestone. |
340 |
Alabastro di Mizzole, gioia di Mizzole, from Mizolle, Val Pantena, Verona, Veneto, Italy |
Compact banded travertine composed of coarse-grained calcite. |
339 |
Alabastro di Palermo, from Palermo, Sicily, Italy |
Coarse-grained calcite travertine deposit on a bioclastic limestone. Matrix is a calc-rudite-limestone conglomerate dominated by large benthic forams and limestone intraclasts of calcareous algae. Note the stylolites. |
338 |
Marmo rosa di Stalavena, from Stalavena di Grezzana, Val Pantena, Verona, Veneto, Italy |
Not a travertine and so incorrectly classified as alabaster. This is a bioclast-rich burrowed micritic limestone with stylolites and spar-filled fractures. |
337 |
Lumachella di San Vitale, from the province of Verona, Veneto, Italy |
Fossiliferous limestone with a biosparite matrix. Large shells of 'Lithiotis ' bivalves are filled with calcite spar. Stylolites are evident. |
336 |
Lumachella di San Vitale, mischio di Mizolle, from Mizolle, Val Pantena, Verona, Veneto, Italy |
Limestone; a fossiliferous micrite/biosparite with debris of the the lower Jurassic reef-forming 'Lithiotis' bivalve. |
335 |
Alabastro di Sestri, from Sestri Ponente, Genoa, Liguria, Italy |
Iron-stained impure tufa with coatings of banded compact travertine composed of very fine fibrous crystals of calcite. |
334 |
very probably alabastro di Volterra, from Volterra, Pisa, Tuscany, Italy |
Banded compact travertine composed of very fine fibrous crystals of calcite embedding scattered fragments of a pure white travertine. |
333 |
Alabastro ciliegino, locality unknown |
Compact banded travertine composed mainly of fine-grained calcite. Iron oxides trapped within the botryoidal structure of the calcite give the distinctive appearance. |
332 |
Alabastro a pecorella, from Aïn Tekbalet district, Oran, Algeria. |
Compact banded travertine composed of finely fibrous calcite almost entirely coloured red by hematite. |
331 |
Alabastro a pecorella, from Aïn Tekbalet district, Oran, Algeria. |
A recrystallised compact banded travertine composed of medium and coarse-grained granular calcite but retaining bushy developments of iron oxides, predominantly red hematite. |
330 |
Alabastro a pecorella, from Aïn Tekbalet district, Oran, Algeria. |
This appears to be a recrystallised brecciated compact banded travertine, composed of medium and coarse-grained granular calcite. It is coloured red by disseminated hematite. |
329 |
Alabastro a pecorella, from Aïn Tekbalet district, Oran, Algeria. |
Compact banded travertine now at least partially recrystallised. The dendritic development of iron oxides, predominantly red hematite, is most probably the result of cyanobacterial action in the hot spring water. |
328 |
Alabastro a pecorella, from Aïn Tekbalet district, Oran, Algeria. |
Compact banded travertine composed mainly of fine-grained calcite, with bushy developments of iron oxides, predominantly red hematite, the result of cyanobacterial action in the hot spring water. |
327 |
Alabastro a pecorella, from Aïn Tekbalet district, Oran, Algeria. |
Compact banded travertine composed mainly of fine-grained calcite, with rich bushy developments of iron oxides, predominantly red hematite, the result of cyanobacterial action in the hot spring water. |
326 |
Alabastro a pecorella, from Aïn Tekbalet district, Oran, Algeria. |
Compact banded travertine composed mainly of fine-grained calcite, with rich bushy developments of iron oxides, predominantly brown goethite, the result of cyanobacterial action in the hot spring water. |
325 |
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; pure calcite apart from a few slender orange ferruginous bands. |
324 |
Alabastro a nuvole, locality unknown |
Medium to coarse-grained compact banded travertine with ferruginous orange and, in a few places, red colouring. |
323 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Fairly coarse-grained compact banded travertine, almost entirely composed of calcite; the slender orange ferruginous bands are often seen in the alabaster of the Nile valley. |
322 |
Alabastro a giaccione, locality unknown |
Compact finely banded travertine composed of coarsely crystalline brown calcite coating a fossiliferous limestone. Note the abundant fractures. |
321 |
Alabastro a giaccione, locality unknown |
Compact finely banded travertine composed of calcite, some bands with ferruginous inclusions. Note the extensive fracturing perpendicular to the banding. |
320 |
Alabastro a giaccione, perhaps alabastro di Montalcino from Montalcino, Siena, Tuscany, Italy |
Compact banded travertine composed of very coarsely crystalline calcite. Ferruginous inclusions run parallel to the banding. |
319 |
Alabastro sardonico, locality unknown |
Compact banded travertine composed of coarsely crystalline calcite coloured red by hematite, adjoining or interbanded with colourless very coarsely crystalline calcite. |
318 |
Alabastro fiorito, most probably from the Pamukkale area, Denizli, Turkey |
Compact banded travertine composed of coarse acicular to granular calcite. The sides of the specimen show the banding clearly. |
317 |
Alabastro fiorito, from Pamukkale area, Denizli, Turkey |
Medium-grained compact banded travertine composed mainly of calcite. It is coloured by iron oxides, the bushy dendritic growths probably generated by cyanobacterial action. |
316 |
Alabastro fiorito, almost certainly from the Pamukkale area, Denizli, Turkey |
Medium-grained compact banded travertine composed mainly of calcite, in some bands as colourless prismatic crystals. It is coloured by iron oxides, the bushy dendritic growths probably generated by cyanobacterial action. |
315 |
Alabastro a rosa, alabastro fiorito, most probably from the Pamukkale area, Denizli, Turkey |
Compact banded travertine composed mainly of calcite, in some bands as colourless prismatic crystals. It is richly coloured by iron oxides - red hematite and brown goethite, in places clearly bushy growths suggesting the action of cyanobacteria. |
314 |
Alabastro a rosa, alabastro fiorito, locality unknown |
Compact banded travertine composed mainly of calcite, in some bands as colourless prismatic crystals. It is richly coloured by iron oxides - red hematite and brown goethite, in places clearly bushy growths suggesting the action of cyanobacteria. |
313 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Fine to medium-grained compact banded travertine, almost entirely composed of calcite; note presence of slender orange ferruginous bands which are quite characteristic of the Egyptian stone. |
312 |
Egyptian alabaster, alabastro cotognino, from one of several quarries at Hatnub, Mallawi, and other locations in the Nile valley, Eastern desert, Egypt. |
Fine to medium-grained compact banded travertine, almost entirely composed of calcite; note presence of slender orange ferruginous bands which are quite characteristic of the Egyptian stone. |
311 |
Alabastro di Palombara, possibly from Iano di Montaione, Siena, Tuscany, Italy, but more probably Pamukkale, Denizli, Turkey |
Compact finely banded travertine composed mainly of fine-grained rather opaque white calcite. Bushy dendritic growths of brown iron oxides result from cyanobacterial activity. |
310 |
'Alabastro fiorito', locality unknown |
Compact very fine to fine-grained banded calcite travertine. |
309 |
'Alabastro fiorito', alabastro melleo, locality unknown |
Compact very finely banded calcite travertine. Some bands have brown ferruginous colouring. |
308 |
'Alabastro fiorito', locality unknown |
Compact finely banded calcite travertine. A hot spring deposit with some bands containing dendritic iron oxides, probably the result of cyanobacterial activity. |
307 |
'Alabastro fiorito', locality unknown |
Compact medium- to fine grained banded travertine with some ferruginous staining. |
306 |
'Alabastro fiorito', locality unknown |
Compact finely banded travertine composed of calcite, some bands orange, ferruginous. |
305 |
'Alabastro fiorito', locality unknown |
Compact finely banded travertine composed of calcite, with abundant fractures perpendicular to the banding. |
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. |