Xonotlite

Xonotlite

Grolla quarry, Spagnago, Cornedo Vicentino, Vicenza Province, Veneto, Italy

Xonotlite

Hunting Hill quarry, Rockville, Montgomery Co., Maryland, USA

Xonotlite

Wessels Mine, Hotazel, Kalahari manganese field, Northern Cape, South Africa

Xonotlite

Grolla quarry, Spagnago, Cornedo Vicentino, Vicenza Province, Veneto, Italy

Xonotlite

Hunting Hill quarry, Rockville, Montgomery Co., Maryland, USA

Xonotlite

Wessels Mine, Hotazel, Kalahari manganese field, Northern Cape, South Africa

Xonotlite

Grolla quarry, Spagnago, Cornedo Vicentino, Vicenza Province, Veneto, Italy

Xonotlite

Hunting Hill quarry, Rockville, Montgomery Co., Maryland, USA

About XonotliteHide

Classification of XonotliteHide

Pronounciation of XonotliteHide

Physical Properties of XonotliteHide

Optical Data of XonotliteHide

Type:

Biaxial (+)

RI values:

n_α = 1.583 n_β = 1.585 n_γ = 1.595

2V:

Calculated: 50°

Max Birefringence:

δ = 0.012

Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.

Surface Relief:

Moderate

Dispersion:

small

Comments:

Z = b

Chemical Properties of XonotliteHide

Crystallography of XonotliteHide

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Link	Year	Locality	Pressure (GPa)	Temp (K)
0011088	Xonotlite	Hejny C, Armbruster T (2001) Polytypism in xonotlite Ca6Si6O17(OH)2 Zeitschrift fur Kristallographie 216 396-408		2001	model structure, not experimentally determined	0	293
0011089	Xonotlite	Hejny C, Armbruster T (2001) Polytypism in xonotlite Ca6Si6O17(OH)2 Zeitschrift fur Kristallographie 216 396-408		2001	model structure, not experimentally determined	0	293
0011090	Xonotlite	Hejny C, Armbruster T (2001) Polytypism in xonotlite Ca6Si6O17(OH)2 Zeitschrift fur Kristallographie 216 396-408		2001	model structure, not experimentally determined	0	293
0014421	Xonotlite	Kudoh Y, Takeuchi Y (1979) Polytypism in xonotlite: (I) Structure of an A-1 polytype Mineralogical Journal 9 349-373		1979	Heguri, Chiba Prefecture, Japan	0	293

CIF Raw Data - click here to closedata_global _chemical_name_mineral 'Xonotlite' loop_ _publ_author_name 'Hejny C' 'Armbruster T' _journal_name_full 'Zeitschrift fur Kristallographie' _journal_volume 216 _journal_year 2001 _journal_page_first 396 _journal_page_last 408 _publ_section_title ; Polytypism in xonotlite Ca6Si6O17(OH)2 Note: polytype derived from structure in Kudoh and Takeuchi (1979) ; _database_code_amcsd 0011088 _chemical_compound_source 'model structure, not experimentally determined' _chemical_formula_sum 'Ca6 Si6 O19' _cell_length_a 17.032 _cell_length_b 7.363 _cell_length_c 14.023 _cell_angle_alpha 90 _cell_angle_beta 90.36 _cell_angle_gamma 90 _cell_volume 1758.542 _exptl_crystal_density_diffrn 2.693 _symmetry_space_group_name_H-M 'A 1 2/a 1' loop_ _space_group_symop_operation_xyz 'x,y,z' 'x,1/2+y,1/2+z' '1/2+x,-y,z' '1/2+x,1/2-y,1/2+z' '1/2-x,y,-z' '1/2-x,1/2+y,1/2-z' '-x,-y,-z' '-x,1/2-y,1/2-z' loop_ _atom_site_label _atom_site_fract_x _atom_site_fract_y _atom_site_fract_z Ca1 0.27300 0.87550 0.75230 Ca2 0.06680 0.13110 0.66840 Ca3 0.06930 0.61910 0.67070 Si1 0.10590 0.16410 0.38410 Si2 0.10590 0.58600 0.38430 Si3 0.15910 0.87520 0.52810 O1 0.25000 0.37500 0.00000 O2 0.10950 0.37560 0.42110 O3 0.17560 0.63010 0.30960 O4 0.17170 0.12010 0.30870 O5 0.11490 0.05420 0.48600 O6 0.11470 0.69650 0.48580 O7 0.02120 0.62760 0.33260 O8 0.02150 0.12230 0.33700 O9 0.14940 0.87590 0.63900 O10 0.14890 0.37370 0.63470

X-Ray Powder DiffractionHide

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Radiation - Copper Kα

Data Set: Crestmore Quarries, Riverside County, California 2433

Data courtesy of RRUFF project at University of Arizona, used with permission.

Type Occurrence of XonotliteHide

Synonyms of XonotliteHide

Other Language Names for XonotliteHide

Varieties of XonotliteHide

Common AssociatesHide

Related Minerals - Nickel-Strunz GroupingHide

Related Minerals - Dana Grouping (8th Ed.)Hide

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

Fluorescence of XonotliteHide

Other InformationHide

References for XonotliteHide

Internet Links for XonotliteHide

Localities for XonotliteHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.

Australia
Tasmania Huon Valley municipality Huon-Channel region Weld River district ⓘ Eddy Creek quarry	Analyses in prep, R Bottrill
ⓘ Forster Prospect	Bottrill, R.S., Baker, W.E. (2008) A Catalogue of the Minerals of Tasmania. Geological Survey Tasmania Bulletin 73, 254 pages.
Victoria Rural City of Benalla ⓘ Chesney Vale	Aust.Jour. Earth Sci. 46:251 (1999)
Western Australia Coolgardie Shire Widgiemooltha ⓘ Wannaway Ni Mine (Wannaway deposit)	B. Grguric
Kalgoorlie-Boulder Shire Woolibar Station (Hampton Plains Goldfield) South Kal Mines (South Kalgoorlie Gold Mine; HBJ) ⓘ Mt Marion Gold Mine	Sue Koepke collection; from Frank Radke
Bulgaria
Yambol Province Bolyarovo Municipality ⓘ Iglika	I. Kostov, V. Breskovska, J. Mincheva-Stefanova, G. Kirov (1964): Minerals of Bulgaria. Sofia, Bulgaria, 540 pp. (in Bulgarian).
Canada
Newfoundland and Labrador Newfoundland Bay of Islands Cox's Cove ⓘ Point Shivery	Ray L. Frost, Mahen Mahendran, Keerthan Poologanathan, Yunfei Xi, Raman spectroscopic study of the mineral xonotlite Ca6Si6O17(OH)2—A component of plaster boards, Materials Research Bulletin (in press)
ⓘ Winter House Brook	Traill, R. J. (1980) Catalog of Canadian Minerals: Revised 1980. Geological Survey of Canada Paper 80-18.
ⓘ Rose Blanche	Brown, P.A. (1978) Xonotlite: A new occurrence at Rose Blanche, Newfoundland. Canadian Mineralogist: 16: 671-672.
Ontario Thunder Bay District Blake Township ⓘ Prince's Mine	Traill, R. J. (1980) Catalog of Canadian Minerals: Revised 1980. Geological Survey of Canada Paper 80-18.
Québec Estrie Les Sources RCM Val-des-Sources ⓘ Jeffrey Mine ("Johns-Manville Mine")	GRICE, J.D., WILLIAMS, R. (1979) The Jeffrey Mine, Asbestos, Quebec. Mineralogical Record, 10, 69-80.; GRICE, J.D. (1989) The Jeffrey Mine, Asbestos, Quebec: The Western World's Largest Asbestos Deposit. In: Famous Mineral Localities of Canada. Published by Fitzhenry & Whiteside Limited & the National Museum of Natural Sciences, 190 pages: 115-123; 179-181.
Outaouais Les Collines-de-l'Outaouais RCM Chelsea ⓘ Cross quarry	Geological Survey of Canada Miscellaneous Report 41
Cuba
Cienfuegos Province ⓘ Arimao-Norte Skarn	Litsarev, M. A., Organova, N. I., Khranach, P., Chukanov, N. V., Kuz’mina, O. V., Kartashov, P. M., ... & Zadov, A. E. (1998). Hydroxylellestadite from the Arimao Norte Garnet–Wollastonite Skarn (Cuba). Zap. Vseross. Mineral. O–va, 127(6), 68-75.
Czech Republic
Vysočina Region Havlíčkův Brod District Havlíčkův Brod Chotěboř (Chotieborsch; Potiworz) ⓘ Staré Ransko (Altransko)	Handbook of Mineralogy - Anthony, Bideaux, Bladh, Nichols
Finland
Northern Savonia ⓘ Kuopio-Kaavi diamond field	Ilkka Mikkola collection, Identification by Dr Seppo Lahti
Germany
Hesse Darmstadt Darmstadt-Dieburg Mühltal Nieder-Beerbach ⓘ Glasberg quarry
Greenland
Sermersooq Kangerlussuaq Fjord ⓘ Gardiner Complex	MinRec 16:485-494
Iceland
Southern Region Vestmannaeyjar Vestmannaeyjar archipelago (Westman islands) Surtsey Island ⓘ Grillid (Cave S-4)	Jacobsson et al (1992) Encrustations from Lava Caves in Surtsey, Iceland. A Preliminary Report: Surtsey Research Progress Report X: 73-78 Reykjevik, Iceland.
Iraq
Sulaymaniyah Governorate Qala-Diz (Qala-Dizeh; Qala-Diza) Hero ⓘ Dupezeh Mountain	Al-Hermezi, H. M., McKie, D., & Hall, A. J. (1986). Baghdadite, a new calcium zirconium silicate mineral from Iraq. Mineralogical Magazine, 50, 119-123.
Ireland
Connacht Sligo County Killala Bay ⓘ Inishcrone	Bull. Soc. Franç. Minéralo. Cristallo. , 1974, 97, p. 506.
Italy
Lombardy Sondrio Province Lanzada ⓘ Bagnada-Ponticelli Mine (ex-Bolognini Mine; ex-Unitalc Mine)	Bedognè, F. (2006) Xonotlite della Val Lanterna, Valmalenco (SO). Rivista Mineralogica Italiana, 30, 254-255.
Trentino-Alto Adige Trento Province (Trentino) Predazzo ⓘ Canzoccoli (Mt La Forcella)	Demartin, F., Campostrini, I., Grisotto, M., & Grisotto, L. (2006). I Canzoccoli. Una località classica presso Predazzo, Val di Fiemme, Trento. Rivista Mineralogica Italiana, 30(3), 166-177.
Tuscany Metropolitan City of Florence Firenzuola Futa Pass area Monte Beni ⓘ Fantoni quarry	Michele Dondi Collection
Pisa Province Castelnuovo di Val di Cecina ⓘ Montecastelli Pisano	Bonaccorsi E., Merlino S., Orlandi P.(1996): Breve nota sulla xonotlite di Monte Castelli. Atti Soc. tosc. Sci. nat., Mem., Serie A, 103.
Veneto Padova Province Cinto Euganeo Faedo Monte Fasolo ⓘ Case Berton Quarry	Passaglia, E. , Tagliavini, A. (1995) Erionite from Faedo, Colli Euganei, Italy. Neues Jahrbuch für Mineralogie, Monatshefte, 185-191; Fabris, L., Guastoni, A. (2014) Provincia di Padova. In: Zorzi, F., Boscardin, M., (eds.), Minerali del Veneto. Alla scoperta dei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, pages 121-141; Zorzi, F. (2014) Percorso nel Padovano. Monte Fasolo, Monte Rusta, Monte Gemola. In: Zorzi, F., Boscardin, M., (eds.), Minerali del Veneto. Alla scoperta dei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, pages 293-299.
Vicenza Province Altissimo Del Tesoro Mountain ⓘ Contrada Cocco	Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Arsiero Contrada Draghi ⓘ Contrada Draghi Quarry	Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Cogollo del Cengio ⓘ Menegolli Quarry (Marmi Quarry)	Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Cornedo Vicentino Spagnago ⓘ Grolla quarry	Lapis, 15 (12), 27-32+50.; Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Gambellara S. Marco hill ⓘ Basalt quarry	Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Laghi ⓘ Contrada Molini	Zordan, A., Boscardin, M., & Zorzi, F. (2008). Foshagite di Contrada Molini, Laghi (Vicenza). Rivista Mineralogica Italiana, 3/2008, 178-180.
Posina Pasubio Massif Punta della Lucche ⓘ Nido d'Aquila Quarry	Boscardin M.,Daleffe A.,Rocchetti I., Zordan A. (2011) " Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni " Museo di Archeologia e Scienze Naturali “G. Zannato” – Montecchio Maggiore (Vicenza), pp.183
Rotzo ⓘ Castelletto di Rotzo	Collections Alessandro Mattiello and Padua University
Schio Tretto Val Munari Contrade Maglio-Pornaro ⓘ Acquasaliente Creek	Zordan, A. (1999): Brevi segnalazioni mineralogiche dal Vicentino. Rivista Mineralogica Italiana, 23, 4 (4-1999), 218-220; Boscardin, M., Daleffe, A., Rocchetti, I., Zordan, A. (2011): Minerali del Vicentino - Aggiornamenti, località e nuove determinazioni. Museo di Archeologia e Scienze Naturali “G. Zannato”, Montecchio Maggiore (Vicenza), 183 pp.; Zordan, A. (2014): Provincia di Vicenza. In: Zorzi, F., Boscardin, M., (eds.), Minerali del Veneto. Alla scoperta dei tesori della nostra regione. Museo di Storia Naturale e Archeologia di Montebelluna - Treviso, Cierre Edizioni, Sommacampagna, 173-246.
Japan
Fukushima Prefecture ⓘ Koriyama City	Matsuyama, F. (2001)
Hyogo Prefecture Yabu City Sekinomiya-machi ⓘ Deai	Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
Kagoshima Prefecture Hishikari mine (Hishikari gold mine) ⓘ Keisen No. 3-1 Vein	Fermor 2011: Ore Deposits in an Evolving Earth
Kochi Prefecture Kochi City Engyouji (Engyoji) ⓘ Engyoji rodingites	Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
Rendai ⓘ Tanaka Olivine Mining Co. quarry
Konan City ⓘ Sarusaka	Handbook of Mineralogy, (c) 2001.
Mie Prefecture Toba City ⓘ Shiraki	Ohe Rikosha specimens; Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
ⓘ Sugashima	Yamada, S. (2004) Nihonsan-koubutsu Gojuon-hairetsu Sanchi-ichiranhyou (111 pp.)
Niigata Prefecture Itoigawa City Ōmi ⓘ Oyashirazu beach	Alluvial cobbles in innumerable collections.
Oita Prefecture Bungo-Ono City Mie-cho-washidani ⓘ Washidani deposit (Washinotani)	Uehara, S., et al (2014) MInerals from Kyushu and Yamaguchi. (Fukuoka Mineral Club, 355 pages)
Okayama Prefecture Ibara City Higashi-Mihara ⓘ Mihara mine	http://www.handbookofmineralogy.org/pdfs/xonotlite.pdf
Takahashi City Bicchu-cho (Bitchu-cho) Fuka ⓘ Fuka mine	Mineralogical Journal Vol. 14 (1989) , No. 7 pp 299-302; Henmi, C., Kusachi, I., Kawahara, A., & Henmi, K. (1978). 7T wollastonite from Fuka, Okayama Prefecture. Mineralogical Journal, 9(3), 169-181.; Henmi, C., & Kusachi, I. (1992). Clinotobermorite, Ca5Si6 (O, OH) 18· 5H2O, a new mineral from Fuka, Okayama Prefecture, Japan. Mineralogical Magazine, 56(3), 353-358.
Shitouyouze ⓘ Sampo mine	Matsueda, H. (1983) Journal of the Mining College, Akita University, Ser. A, Mining Geology, 6, #3, 259-292.
Shizuoka Prefecture Amagi-Yugashima ⓘ Yugashima mine	Dr. Kameki Kinoshita collection (curated at Geological Survey of Japan)
Mexico
Hidalgo Pachuca Municipality Pachuca de Soto (Pachuca) ⓘ Guadalupe Mine	Panczner(1987):399.
Puebla Tetela de Ocampo Municipality Tetela de Ocampo (Tetela; Tetella de Ocampo) ⓘ Cristo de Covadonga Mine	Panczner(1987):399.
ⓘ Del Peral Mine	Panczner(1987):399.
ⓘ Espejero Mine (Espejeras Mine)	Pancnzer(1987):399.
ⓘ Providencia Mine	Panczner (1987): 399.
ⓘ Tetela de Xonotla (TL)	Rammelsberg C (1866) Ueber den Xonaltit, ein neues wasserhaltiges Kalksilikat, und den Bustamit aus Mexiko, Zeitschrift der Deutschen Geologischen Gesellschaft 18, 33-34; Dana 6:569; Panczner(1987):399.
Tetela del Oro Municipality Tetela del Oro ⓘ Covadonga Mine	Panczner(1987):399.
Middle East
ⓘ Hatrurim Formation	Gross, S. (1977): The Mineralogy of the Hatrurim Formation, Israel. Geological Survey of Israel, Bulletin no. 70, 80 pp.
New Zealand
Canterbury Region Selwyn District Coalgate ⓘ Acheron River	Coombs, D.S. (1960) Note on xonotlite from Acheron River, Mid-Canterbury. New Zealand Journal of Geology and Geophysics, 3:1, 72-73.
Southland Region Southland District ⓘ Mossburn	Judy Rowe collection
Waikato Region Waitomo District Piopio ⓘ Wairere Serp Quarry	O'Brien, J. P., & Rodgers, K. A. (1973). Xonotlite and rodingites from Wairere, New Zealand. Mineralogical Magazine, 39, 233-240.
Romania
ⓘ Bistriţa Mn belt	Hirtopanu, P. (2006). One hundred minerals for one hundred years (dedicated to the Centennial of the Geological Institute of Romania). In 3rd Conference on Mineral Sciences in the Carpathians, Miskolc Hungary. Acta Mineralogica–Petrographica, Abstract series (Vol. 5, p. 86).
Caraş-Severin ⓘ Oraviţa Skarns	Marincea, S., Dumitraş. D-G., Ghinet, C, Fransolet, A.-M., Hatert, F. & Rondeaux, M. (2011): Gehlenite from three occurrences of high-temperature skarns, Romania: new mineralogical data. Canadian Mineralogist. 49, 1001-1014
Hunedoara Hunedoara ⓘ Cornet Hill	Marincea, Ş., Bilal, E., Verkaeren, J., Pascal, M.-L., and Fonteilles, M. (2001) Superposed paragenesis in spurrite-, tilleyite- and gehlenite-bearing skarns from Cornet Hill, Apuseni Mountains, Romania. Canadian Mineralogist: 39: 1435-1453.; The Canadian Mineralogist Vol. 39, pp. 1405-1434 (2001); Marincea, Ş., Dumitraş, D. G., Călin, N., Anason, A. M., Fransolet, A. M., & Hatert, F. (2013). Spurrite, tilleyite and associated minerals in the exoskarn zone from Cornet Hill (Metaliferi Massif, Apuseni Mountains, Romania). The Canadian Mineralogist, 51(3), 359-375.
Russia
Chukotka Autonomous Okrug Anadyrsky District ⓘ Tamvatnei massif	http://geo.web.ru/druza/l-Tamvatnei.htm
Kabardino-Balkaria Baksan Valley ⓘ Tyrnyauz Mo-W deposit (Tyrny Auz deposit)	Pavel M. Kartashov data; Kulikov, I. V., & Boyarskaya, R. V. (1989). Hydrosaline melts in inclusions in fluorite from the Tyrnyauz Deposit. International Geology Review, 31(10), 1039-1054.
Upper Chegem volcanic caldera (Verkhnechegemskaya caldera) ⓘ Lakargi Mountain	A. E. Zadov data
Krasnoyarsk Krai Taymyrskiy Autonomous Okrug Taimyr Peninsula Putoran Plateau ⓘ Noril'sk	Spiridonov, E. M. (2010). Ore-magmatic systems of the Noril’sk ore field. Russian Geology and Geophysics, 51(9), 1059-1077.
ⓘ Sakha Republic (Yakutia)	[World of Stones 12:49]
Sverdlovsk Oblast Asbest ⓘ Bazhenovsk deposit	Antonov A.A. [Антонов А.А.] (2003): Mineralogy of rodingites of the Bazhenovsk ultrabasic massif [Минералогия родингитов Баженовского гипербазитого массива]. Nauka, Sankt-Peterburg, 129 pp. (in Russian).
Southern open pit ⓘ Western wall	Chukanov, N.V., Kasatkin, A.V., Zubkova, N. V., Britvin, S.N., Pautov, L.A., Pekov, I.V., Varlamov, D.A., Bychkova, Ya. V., Loskutov, A.B., Novgorodova, E.A. (2016): Tatarinovite Са3Al(SO4)[В(ОH)4](ОH)6 · 12H2O, a new ettringite-group mineral from the Bazhenovskoe deposit, Middle Urals, Russia, and its crystal structure. Geology of Ore Deposits 58: 653-665.
Polevskoy ⓘ Gumeshevskii Cu Mine (Gumeshevskoye; Gumeshevskiy Mine; Gumishevsk deposit) ?	Grabezhev, A. I., Pertsev, N. N., Zadov, A. E., Pribavkin, S. V., & Murzin, V. V. (2007). Calcic hydrosilicate metasomatic rocks at the Gumeshevsk skarn-porphyry copper deposit in the central Urals, Russia. Petrology, 15(5), 514-522.
South Africa
Limpopo Phalaborwa Loolekop ⓘ Palabora mine (Foscor open pit; PMC mine)	Cairncross, B., Dixon, R. (1995) Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, PO Box 44283, Linden 2104, South Africa.; Gliddon, J. (1996) Minerals of the Palabora open pit. British Micromount Society 43:2-7
Northern Cape Kalahari manganese field Black Rock ⓘ Black Rock Mine	Rob Lavinsky photo
Hotazel ⓘ Wessels Mine	Giester, G., & Rieck, B. (1996). Wesselsite, SrCu [Si4Olo], a further new gillespite-group mineral from the Kalahari Manganese Field, South Africa. Mineralogical Magazine, 60, 795-798.
Kuruman N'Chwaning Mines ⓘ N'Chwaning II Mine	Cairncross, B., Dixon, R. (1995) Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, PO Box 44283, Linden 2104, South Africa.
ⓘ N'Chwaning III Mine	In the collection of Brent Thorne. Acquired from Rob Lavinsky.
Sweden
Värmland County Filipstad Långban Ore District ⓘ Långban mine	Nysten, P., Holtstam, D. and Jonsson, E. (1999) The Långban minerals. In Långban - The mines,their minerals, geology and explorers (D. Holtstam and J. Langhof, eds.), Swedish Museum of Natural History and Raster Förlag, Stockholm & Chr. Weise Verlag, Munich, pp. 89-183.
Persberg ore district Pajsberg ⓘ Harstigen Mine	Mofjell, E.(1990): Xonotlite, Harstigen. Långbansnytt. vol 6 [reprinted in: Långbansnytt. De första 20 åren 1983-2003. Långbansällskapet - Skrifter och rapporter. 2, 141]; Mofjell, E. (1990): Mineralnytt från Sverige. STEIN 17(4),38
Västernorrland County Sundsvall ⓘ Alnö Complex	Sandström, F., Binett, T., Wiklund, C. & Vikström, J. (2010): Alnöområdets geologi och mineralogi. Litiofilen. 27 (2) :14-42
UK
Northern Ireland Co. Antrim Glenoe ⓘ Carneal	Henmi, C., Kusachi, I., Henmi, K., Sabine, P.A., and Young, B.R. (1973) A new mineral bicchulite, the natural analogue of gehlenite hydrate, from Fuka, Okayama Prefecture, Japan and Carneal, County Antrim, Northern Ireland, Mineralogical Journal, 7, 243-251.
Larne ⓘ Scawt Hill	Tilley, C.E., Harwood, H.F. (1931) The Dolerite-Chalk Contact of Scawt Hill, Co. Antrim. The Production of Basic Alkali-Rocks by the Assimilation of Limestone by Basaltic Magma. Mineralogical Magazine: 22(132): 439-468.
Scotland Aberdeenshire Huntly The Bin (Bin of Huntly) ⓘ Bin Hill Quarry	BMS Collection
Argyll and Bute Isle of Mull ⓘ Creag Mhor (Creag Thor)	[Specimen in the Natural History Museum, London]
ⓘ Kilfinnichan	Dana 6:569
ⓘ Loch Na Keal	Dana 6:569
Loch Scridain ⓘ Kilfinichen Bay	Heddle, M.F., Goodchild, J.G. (1901) The mineralogy of Scotland. Edinburgh. 247 pgs (82).
Highland Aird and Loch Ness Glen Urquhart ⓘ Millton	[Specimen in the Natural History Museum, London]
Eilean á Chèo Isle of Skye Trotternish Portree ⓘ Staffin Road	Sweet, J. M., Bothwell, D. I., & Williams, D. L. (1961). Tacharanite and Other Hydrated Calcium Silicates from Portree, Isle of Skye. Mineral. Mag, 32, 745-53.
Fort William and Ardnamurchan Ardnamurchan ⓘ Camphouse	American Mineralogist 35:1080
USA
Arizona Gila Co. Banner Mining District Christmas ⓘ Christmas Mine (Red Bird shafts; Inspiration Mine; Hackberry shafts)	Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 358, 428; Cesbron, F.P. & S.A. Williams (1980), Apachite and gilalite, two new copper silicates from Christmas, AZ, Mineralogical Magazine: 43: 639-641.; Bob Meyer (2012) Micro Mineral Collector. Friends of Mineralogy National Newsletter 42:10-13
California Colusa Co. Coast Ranges Stonyford ⓘ Stony Creek bridge roadcut	Mr. Gail E. Dunning.
Mendocino Co. Cloverdale area Russian River ⓘ Rosenhahnite occurrence	Pabst, Adolf, Gross, E.B., and Alfors, J.T. (1967) Rosenhahnite, a new hydrous calcium silicate from Mendocino County, California. American Mineralogist: 52: 336; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 409.
Coastal Range Reeves Place Leech Lake Mountain ⓘ Leech Lake Mountain occurrences	Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 390; Pemberton, H. Earl (1983), Minerals of California: 409, 410.
Monterey Co. Priest Valley ⓘ Unnamed Xonotlite occurrence [1]	Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 390.
Riverside Co. Crestmore Crestmore quarries Sky Blue Hill ⓘ Commercial Quarry	Eakle, Arthur Starr (1917), Minerals associated with the crystalline limestone at Crestmore, Riverside County, California: University of California Department of Geological Sciences Bulletin: 10: 327-360; Eakle, Arthur Starr (1921), Jurupaite, a new mineral: American Mineralogist: 6: 107-109; Woodford, A.O., Crippen, R.A., and Garner, K.B. (1941) Section Across Commercial Quarry, Crestmorre, California. American Mineralogist: 26: 352-381; Daly, John W. (1935), Paragenesis of mineral assemblages at Crestmore, California American Mineralogist: 20: 654; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 409.
San Francisco Co. ⓘ San Francisco	www.missourigeologists.org/Min-Loc1-2005.pdf.
ⓘ Army Street	Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 115, 390.
Fort Point ⓘ Marshall Beach	Eakle, Arthur Starr (1901), Mineralogical notes; with chemical analyses by W.T. Schaller: University of California, Department of Geological Science Bulletin: 2: 316; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 222, 390; Schlocker, J. (1974) Geology of the San Francisco North quadrangle. USGS Professional Paper 782, 109 pp.; Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 201-202, 409.
Santa Barbara Co. Guadalupe ⓘ Point Sal	Pemberton, H. Earl (1983), Minerals of California; Van Nostrand Reinholt Press: 409.
Santa Ynez ⓘ J.C. Keyes claim	Hanks, Henry Garber (1888), Pectolite Mining and Scientific Press: 56: 44; Irelan, William, Jr. (1890a), Ninth annual report of the State Mineralogist: California Mining Bureau. Report 9, 352 pp.: 47; Larsen, Esper Signius (1923), The identity of eakleite and xonotlite: American Mineralogist: 8: 181-182; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 285.
ⓘ Unspecified Xonotlite occurrence [1]	Larsen, Esper Signius (1917), Eakleite, a new mineral from California: American Journal of Science, 4th. series: 43: 464-465; Larsen, Esper Signius (1923), The identity of eakleite and xonotlite: American Mineralogist: 8: 181-182; Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 173, 390.
Maryland Montgomery Co. Rockville ⓘ Hunting Hill quarry (Rockville Crushed Stone Quarry; Travilah Quarry; Rockville Quarry; Bardon Stone Quarry; Aggregate Industries Quarry)	[MinRec 30:467]
Michigan Keweenaw Co. Lake Superior ⓘ Isle Royale National Park	Foshag, W.F., Larsen, E.S. (1922) Eakleite from Isle Royale, Michigan. American Mineralogist: 7: 23-24.
Minnesota Cook Co. ⓘ Mineral Center	Schwartz, G.M. (1924) An occurrence of xonotlite in Minnesota. American Mineralogist: 9: 32-33.
Missouri Ste. Genevieve Co. ⓘ Avon diatreme	Sherwood, M. D., & Williams, G. A. (1998). Missouri mineral locality index. Rocks & Minerals, 73(2), 98-117.
New Jersey Sussex County Franklin Mining District Franklin ⓘ Franklin Mine	Palache(1935):114; Dunn(1995):Pt3:450.
ⓘ Mill site dump	FOMS Millsite Committee (1986) (circa), List of Mineral Species Found on the Franklin Mill Site, Franklin-Ogdensburg Mineralogical Society (unpublished).
ⓘ Parker shaft (Parker Mine)	Beth Schaefer
North Carolina Durham Co. Durham ⓘ Durham Quarry	Kenny Gay message 15.09.2005 Smithsonian Institution Mineral Reference Collection No.171443-00,171453-00,and 171444-00.
Puerto Rico ⓘ Yauco	Kaye, C.A. (1953) A xonotlite occurrence in Puerto Rico. American Mineralogist: 38: 860-862.
Texas Culberson Co. Apache Peak area ⓘ Marble Canyon Mine (Texas Agricultural Aggregates Quarry)	Rocks & Minerals: 66(3): 196-224.; Am Min 51:1766-1774
Vermont Orleans & Lamoille Cos. Lowell & Eden ⓘ Belvidere Mountain Quarries (Vermont Asbestos Group Mine; VAG Mine; Ruberoid Asbestos Mine; Eden Mills Quarries)	Rocks & Min. Vol. 71, (1996)
Virginia Loudoun Co. ⓘ Leesburg	Shannon, E.V. (1925) An occurrence of xonotlite at Leesburg, Virginia. American Mineralogist: 10(1): 12–13.
ⓘ Leesburg Quarry	Minerals of Virginia 1990 by R. V. Dietrich
ⓘ White Quarry	Minerals of Virginia 1990 by R. V. Dietrich
Washington Skagit Co. Cypress Island ⓘ Beacon Point	Cannon, B. (1975): Minerals of Washington, p.74
ⓘ Reef Point	Cannon, B. (1975): Minerals of Washington, p.74
Triangulation Point ⓘ Olivine Hill Claim	Cannon, B. (1975): Minerals of Washington, p.74
Whatcom Co. ⓘ Sumas Mountain	Cannon, B. (1975): Minerals of Washington, p.85
ⓘ Abandoned Quarry	Minerals of Washington, B. Cannon, 1975
ⓘ Sumas Mountain area	Minerals of Washington, B. Cannon, 1975