Zr(Ti³⁺Zr)Ti43+AlO₁₆

Jrn

In a quarry situated ca. 1 km west of the Jordanów Śla̧ski village, ca. 30 km south of Wrocław, Lower Silesia, Poland (50°52^′16^′′ N, 16°50^′18^′′ E)

Marcin Stachowicz and Adam Pieczka^*

^* E-mail: pieczka@agh.edu.pl

Closely related to jianmuite

Tetragonal: I4₁/a; structure determined

a = 10.7053(3), c = 9.6262(7) Å

7.158(11), 4.287(7), 2.769(100), 2.394(9), 1.697(30), 1.693(15), 1.450(8), 1.444(8)

Type material is deposited in the collections of the Mineralogical Museum, University of Wrocław, Cybulskiego 30, 50-205 Wrocław, Poland, catalogue number MMUWr IV8120

How to cite: Stachowicz, M. and Pieczka, A.: Jordanówite, IMA 2025-018a, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

Sb₄Cl₂O₅

Dmi

In the oxidation zone of the Solnechnoye antimony ore deposit, left bank of the Aksuo River, 26 km east-southeast of Murghab, Eastern Pamir, Gorno-Badakhshan Autonomous Region, Tajikistan (38°06^′35^′′ N, 74°15^′15^′′ E; 4428 m a.s.l.)

Mirak A. Mirakov, Leonid A. Pautov, Oleg I. Siidra^*, and Vladimir Y. Karpenko

^* E-mail: o.siidra@spbu.ru

Known synthetic analogue

Monoclinic: P2₁/c; structure determined

a = 6.1993(2), b = 5.1169(2), c = 13.5207(4) Å, β = 97.395(4)°

6.19(100), 3.70(7), 3.34(11), 3.283(20), 3.117(12), 3.094(33), 2.558(10), 2.063(23)

Type material is deposited in the collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninsky Pr. 18-2, 119071 Moscow, Russia, registration number 6340/1

How to cite: Mirakov, M. A., Pautov, L. A., Siidra, O. I., and Karpenko, V. Y.: Dmitrievite, IMA 2026-003, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

Ag₈SnS₄Se₂

Lxc

Shuangjianzishan deposit, southern segment of the Great Hinggan Range metallogenic belt, China (44°30^′04^′′ N, 119°08^′48^′′ E)

Yongmei Zhang, Xuexiang Gu^*, Xiangping Gu, Xinli Wang, Guang Fan, Jiangpeng Liu, and Huan Xu

^* E-mail: xuexiang_gu@163.com

The partially Se-substituted analogue of canfieldite

Orthorhombic: Pmn2₁; structure determined

a = 7.740(1), b = 7.68(2), c = 10.79(2) Å

6.032(29), 3.440(34), 3.277(36), 3.137(100), 2.545(31), 2.216(26), 2.091(46), 1.916(33)

Type material is deposited in the collections of the Geological Museum of China, no. 16, Yangrou Hutong, Xisi, Beijing 100031, People's Republic of China, catalogue number GMCTM2026001

How to cite: Zhang, Y., Gu, X., Gu, X., Wang, X., Fan, G., Liu, J., and Xu, H.: Luoxianchangite, IMA 2026-004, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

MnZnTe44+O₁₀

Zyu

Moctezuma mine, Moctezuma, Sonora, Mexico (29°48^′ N, 109°40^′ W)

Hexiong Yang^*, Xiangping Gu, Ningyue Sun, Robert A. Jenkins, Ronald B. Gibbs, and Robert T. Downs

^* E-mail: hyang@arizona.edu

Structurally and chemically related to denningite

Tetragonal: P4₂/nbc; structure determined

a = 8.7199(4), c = 12.9067(5) Å

6.193(32), 4.360(45), 3.343(100), 3.086(52), 2.591(74), 2.011(62), 1.885(34), 1.510(39)

Type material is deposited in the collections of the University of Arizona Alfie Norville Gem & Mineral Museum, 115 N Church Ave Ste 121, Tucson, AZ 85701, USA, catalogue number 22752 (holotype), and the RRUFF Project, deposition number R240008 (cotype)

How to cite: Yang, H., Gu, X., Sun, N., Jenkins, R. A., Gibbs, R. B., and Downs, R. T.: Zhaoyuanite, IMA 2026-006, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

□Na₂(Mg₃Fe23+)Si₈O₂₂F₂

Mfrbk

In the western part of the Bayan Obo deposit, about 90 km north of the city of Baotou, Guyang County, Inner Mongolia, China (41°48^′ N, 109°53^′ E)

Jingyi Wang, Tianyu Yang, Yuqi Zhou, Yuqing Wei, Yuwei Chen, Yifan Wang, Wenchen Zhang, Yiming Zhao, Jingyi Wu, Guanghua Liu, and Xiangping Gu^*

^* E-mail: guxp2004@163.com

Amphibole supergroup

Monoclinic: C2/m; structure determined

a = 9.8075(4), b = 17.9925(7), c = 5.3010(2) Å, β = 103.847(4)°

8.426(86), 4.498(39), 3.407(67), 3.121(57), 2.710(100), 2.585(36), 2.527(55), 2.321(33)

Type material is deposited in the collections of the Geological Museum of China, no. 15, Yangrou Hutong, Xisi, Beijing 100034, People's Republic of China, catalogue number GMCTM2025003

How to cite: Wang, J., Yang, T., Zhou, Y., Wei, Y., Chen, Y., Wang, Y., Zhang, W., Zhao, Y., Wu, J., Liu, G., and Gu, X.: Magnesio-fluoro-riebeckite, IMA 2026-007, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

(Fe²⁺Ti)Nb₂O₈

Sakh

Sakhanaiskiy granite massif, 12 km northeast of the township of Duldurga, Duldurginskiy region, Eastern Siberia, Russia (50°23^′–50°31^′ N, 113°35^′–113°48^′ E)

Nikita V. Chukanov^*, Anatoly V. Kasatkin, Natalia V. Zubkova, Igor V. Pekov, Vasiliy O. Yapaskurt, Marina F. Vigasina, Alla A. Virus, Vera N. Ermolaeva, Dmitriy A. Ksenofontov, and Sergey N. Britvin

^* E-mail: nikchukanov@yandex.ru

Columbite supergroup

Monoclinic: P2/c; structure determined

a = 4.7469(4), b = 5.7275(5), c = 5.0710(5) Å, β = 90.077(8)°

3.65(36), 2.966(100), 2.540(12), 2.495(21), 2.372(10), 1.771(14), 1.734(19), 1.719(28)

Type material is deposited in the collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninsky Pr. 18-2, 119071 Moscow, Russia, registration number 83763

How to cite: Chukanov, N. V., Kasatkin, A. V., Zubkova, N. V., Pekov, I. V., Yapaskurt, V. O., Vigasina, M. F., Virus, A. A., Ermolaeva, V. N., Ksenofontov, D. A., and Britvin, S. N.: Sakhanaiskite, IMA 2026-008, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

Mn²⁺La(V³⁺AlMn²⁺)(Si₂O₇)(SiO₄)O(OH)

Vda-La

Mogurazawa mine, Hishimachi, Kiryu, Gunma Prefecture, Japan (36°26^′23^′′ N, 139°22^′59^′′ E)

Mariko Nagashima^*, Daisuke Nishio-Hamane, Masayuki Ohnishi, Hiroshi Miyajima, Osatoshi Murata, and Akira Harada

^* E-mail: nagashim@yamaguchi-u.ac.jp

Epidote supergroup

Monoclinic: P2₁/m; structure determined

a = 8.8615(4), b = 5.7236(2), c = 10.0759(4) Å, β = 113.165(5)°

7.92(9), 4.68(10), 3.52(8), 2.90(100), 2.71(37), 2.61(52), 2.17(21), 2.11(16)

Type material is deposited in the collections of the National Museum of Nature and Science, 4-1-1 Amakubo, Tsukuba, Ibaraki 305-0005, Japan, specimen number NSM-M53892

How to cite: Nagashima, M., Nishio-Hamane, D., Ohnishi, M., Miyajima, H., Murata, O., and Harada, A.: Vanadoandrosite-(La), IMA 2026-009, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

Na₆Al₆(H₂O)₁₅(OH)₃(AsO₄)₅(AsO₃OH)₃ ⋅ 3H₂O

Agj

Torrecillas mine, Salar Grande, Iquique Province, Tarapacá Region, Chile (20°58^′36^′′ S, 70°08^′31^′′ W)

Anthony R. Kampf^*, Christopher Emproto, Chi Ma, Simon J. Teat, Gerhard Möhn, Maurizio Dini, Arturo A. Molina Donoso, and Joy Désor

^* E-mail: akampf@nhm.org

New structure type

Trigonal: R3c1; structure determined

a = 16.2184(8), c = 10.1357(7) Å

14.123(100), 7.091(14), 4.737(39), 3.463(25), 3.106(37), 2.734(15), 1.880(10), 1.803(10)

Type material is deposited in the collections of the Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA, catalogue numbers 77414 (holotype), 77415, 77416, and 77417 (cotypes)

How to cite: Kampf, A. R., Emproto, C., Ma, C., Teat, S. J., Möhn, G., Dini, M., Molina Donoso, A. A., and Désor, J.: Agujaite, IMA 2026-010, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

(NH₄)Ca₄(Si₈O₂₀)(OH)(H₂O)₈

Hapo-NH₄

As inclusion in the Kaidun meteorite, fell on December 3, 1980 near Kaidun (Khuraybah), South Yemen, Yemen (15°00^′ N, 48°18^′ E)

Sergey N. Britvin^*, Marina A. Ivanova, Maria G. Krzhizhanovskaya, Nina G. Zinovieva, Natalia S. Vlasenko, Alexander M. Kulkov, Elena A. Sukharzhevskaya, Oleg S. Vereshchagin, Anatoly V. Kasatkin, and Igor V. Pekov

^* E-mail: sbritvin@gmail.com

Apophyllite group

Tetragonal: P4/mcn; structure determined

a = 9.0058(1), c = 15.7639(4) Å

7.82(100), 4.52(38), 3.905(28), 3.588(39), 2.976(23), 2.956(34), 2.505(40), 2.483(24)

Type material is deposited in the collections of the Vernadsky Institute of Geochemistry and Analytical Chemistry, Russian Academy of Sciences, Kosygin St. 19, Moscow 119991, Russia, catalogue number 15415-A3-1

How to cite: Britvin, S. N., Ivanova, M. A., Krzhizhanovskaya, M. G., Zinovieva, N. G., Vlasenko, N. S., Kulkov, A. M., Sukharzhevskaya, E. A., Vereshchagin, O. S., Kasatkin, A. V., and Pekov, I. V.: Hydroxyapophyllite-(NH₄), IMA 2025-064a, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

ZrW26+O₇(OH)₂(H₂O)₂

Ptf

From the dumps of the Bamford Hill Mine, 3 km north of Petford, Mareeba Shire, Queensland, Australia (17°18^′35^′′ S, 144°55^′27^′′ E)

Peter Elliott^* and Anthony R. Kampf

^* E-mail: peter.elliott@adelaide.edu.au

The tungsten analogue of kingsgateite

Tetragonal: I4₁cd; structure determined

a = 11.4169(3), c = 12.4942(9) Å

5.72(75), 4.23(90), 3.618(88), 3.135(100), 2.600(36), 2.486(42), 1.906(37), 1.734(37)

Cotype material is deposited in the collections of the South Australian Museum, North Terrace, Adelaide, SA 5000, Australia, registration numbers G35468 and G35469

How to cite: Elliott, P. and Kampf, A. R.: Petfordite, IMA 2025-079a, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

ZnMg₂(AsO₄)₂(H₂O)₈

Zcabr

Bou Azzer East mine, Bou Azzer mining district, Drâa-Tafilalet Region, Morocco (30°31^′00^′′ N, 6°53^′32^′′ W)

Anthony R. Kampf^*, Georges Favreau, Christopher Emproto, Travis A. Olds, Chi Ma, and Paul M. Adams

^* E-mail: akampf@nhm.org

The zinc analogue of cabrerite

Monoclinic: C2/m; structure determined

a = 10.306(2), b = 13.490(2), c = 4.7782(8) Å, β = 105.270(7)°

7.925(24), 6.684(100), 4.402(26), 3.223(47), 3.005(41), 2.721(35), 2.330(26), 2.089(17)

Type material is deposited in the collections of the Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA, catalogue number 77434 (holotype), and the Carnegie Museum of Natural History, 4400 Forbes Avenue, Pittsburgh, PA 15213, USA, catalogue number CM35008 (cotype)

How to cite: Kampf, A. R., Favreau, G., Emproto, C., Olds, T. A., Ma, C., and Adams, P. M.: Zincocabrerite, IMA 2026-013, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

Ca₆CaPb₂(Si₃O₉)₂(SO₄)₂(OH)₂(H₂O)₄

Htb

Långban mine, Filipstad municipality, Värmland County, Sweden (59°51^′19^′′ N, 14°15^′53^′′ E)

Hexiong Yang^*, Anthony R. Kampf, Paul M. Adams, Markus Wiklund, Stefan Wiklund, and Robert T. Downs

^* E-mail: hyang@arizona.edu

The calcium-dominant analogue of roeblingite

Monoclinic: C2/m; structure determined

a = 13.2555(4), b = 8.3290(3), c = 13.1345(4) Å, β = 105.312(1)°

6.993(35), 6.482(99), 3.964(46), 3.229(100), 2.961(82), 2.901(66), 2.544(39), 2.207(50)

Type material is deposited in the collections of the University of Arizona Alfie Norville Gem & Mineral Museum, 115 N Church Ave Ste 121, Tucson, AZ 85701, USA, catalogue number 22574 (holotype), and the RRUFF Project, deposition number R260002 (cotype)

How to cite: Yang, H., Kampf, A. R., Adams, P. M., Wiklund, M., Wiklund, S., and Downs, R. T.: Hugotibergite, IMA 2026-014, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.

[Al₁₃(OH)₂₄(H₂O)₂₄][V95+V⁴⁺O₂₈] ⋅ [(SO₄)₄(H₂O)₂₄]

Flm

Burro mine, Slick Rock district, San Miguel Co., Colorado, USA (38°02^′42^′′ N, 108°53^′23^′′ W)

Anthony R. Kampf^*, Christopher Emproto, Travis A. Olds, Chi Ma, William H. Casey, Simon J. Teat, Joe Marty, and Alan J. Wilkins

^* E-mail: akampf@nhm.org

Pascoite family

Triclinic: P1‾; structure determined

a = 14.1246(9), b = 14.167(1), c = 15.559(1) Å, α = 94.456(2), β = 115.399(2), γ = 111.636(2)°

13.49(88), 12.17(100), 11.42(31), 10.87(12), 7.708(12), 6.978(21), 6.543(7), 4.140(10)

Cotype material is deposited in the collections of the Natural History Museum of Los Angeles County, 900 Exposition Boulevard, Los Angeles, CA 90007, USA, catalogue numbers 77436, 77437, 77438, and 77439

How to cite: Kampf, A. R., Emproto, C., Olds, T. A., Ma, C., Casey, W. H., Teat, S. J., Marty, J., and Wilkins, A. J.: Flatimerite, IMA 2026-017, in: CNMNC Newsletter 92, Eur. J. Mineral., 38, 10.5194/ejm-38-491-2026, 2026.