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IMA Commission on New Minerals, Nomenclature and Classification (CNMNC) – Newsletter 86

Published online by Cambridge University Press:  01 August 2025

Ferdinando Bosi ,
Frédéric Hatert ,
Marco Pasero  and
Stuart J. Mills
Ferdinando Bosi
Affiliation:
Dipartimento di Scienze della Terra, Sapienza Università di Roma, Piazzale Aldo Moro 5, 00185 Roma, Italy – ferdinando.bosi@uniroma1.it
Frédéric Hatert
Affiliation:
Laboratoire de Minéralogie et de Cristallochimie, Université de Liège, Bâtiment B18, Sart Tilman, 4000 Liège, Belgium – fhatert@uliege.be
Marco Pasero*
Affiliation:
Dipartimento di Scienze della Terra, Università di Pisa, Via Santa Maria 53, 56126 Pisa, Italy – marco.pasero@unipi.it
Stuart J. Mills
Affiliation:
Gallery of Natural Art, PO Box 830460, Richardson, TX 75083, USA – stuart@irocks.com
*
Corresponding author: Marco Pasero; Email: marco.pasero@unipi.it
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CNMNC Newsletter
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Mineralogical Magazine , First View , pp. 1 - 4
Copyright
© The Author(s), 2025. Published by Cambridge University Press on behalf of The Mineralogical Society of the United Kingdom and Ireland.

NEW MINERAL PROPOSALS APPROVED IN JUNE 2025

IMA No. 2025-007

  • Leybovite-K

  • KCuNa(MgFe3+)(AsO4)3

  • Leb-K

  • Arsenatnaya fumarole, Second scoria cone of the Northern Breakthrough of the Great Tolbachik Fissure Eruption, Tolbachik volcano, Kamchatka peninsula, Far-Eastern Region, Russia (55°41′ N, 160°14′ E, 1200 m a.s.l.)

  • Natalia N. Koshlyakova*, Igor V. Pekov, Atali A. Agakhanov, Emma Bullock, Peter C. Burns, Dmitry I. Belakovskiy, Natalia V. Zubkova, Marina F. Vigasina, Sergey N. Britvin, Robert M. Hazen and Elena S. Zhitova

  • *E-mail:

  • Alluaudite supergroup

  • Monoclinic: C2/c; structure determined

  • a = 12.504(1), b = 12.7823(5), c = 6.7214(6) Å, β = 114.01(1)°

  • 3.59(25), 3.230(57), 3.082(32), 2.857(24), 2.762(100), 2.708(30), 2.622(19), 2.317(25)

  • Cotype material is deposited in the collections of the Fersman Mineralogical Museum, Russian Academy of Sciences, Leninsky Pr. 18-2, 119071 Moscow, Russia, registration numbers 6055/2 and 6240/1

  • How to cite: Koshlyakova, N.N., Pekov, I.V., Agakhanov, A.A., Bullock, E., Burns, P.C., Belakovskiy, D.I., Zubkova, N.V., Vigasina, M.F., Britvin, S.N., Hazen, R.M. and Zhitova, E.S. (2025) Leybovite-K, IMA 2025-007. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-013

  • Sunshuite

  • FeBi2S4

  • Suu

  • Jiawula-Chaganbulagen ore field, Inner Mongolia, China (48°45′22″ N, 116°17′58″ E)

  • Kaixuan Hui, Kezhang Qin*, Guowu Li, Ningyue Sun, Mingjian Cao, Lihui Jia, Ting Li and Yuan Xue

  • *E-mail:

  • The Fe analogue of graţianite

  • Monoclinic: C2/m; structure determined

  • a = 12.576(2), b = 3.9100(5), c = 14.717(2) Å, β = 115.04(2)°

  • 3.637(54), 3.622(59), 3.444(100), 3.333(47), 3.057(63), 2.842(74), 2.719(87), 2.523(46)

  • Type material is deposited in the collections of the Geological Museum of China, No. 15, Yangrou Hutong, Xisi, Xicheng District, Beijing 100034, People’s Republic of China, catalogue number GMCTM2025003 (holotype), and the Geological Museum of Institute of Geology and Geophysics, Chinese Academy of Sciences, No. 19, Beitucheng Western Road, Chaoyang District, Beijing 100029, People’s Republic of China, catalogue number M8242 (cotype)

  • How to cite: Hui, K., Qin, K., Li, G., Sun, N., Cao, M., Jia, L., Li, T. and Xue, Y. (2025) Sunshuite, IMA 2025-013. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-019

  • Guixiangite

  • NiBiS

  • Gx

  • Longhua deposit, Jinjiu Yao Autonomous County, Guangxi Zhuang Autonomous Region, China (24° 04′11″ N, 110°06′49″ E)

  • Xiao Nie, Ningyue Sun, Zixiao Guo, Zhenjie Zhang, Xue Liang, Lihui Jia, Zhen Deng, Kuifeng Mi, Xinmin Yang, Haiyang Xian, Guowu Li and Yuan Xue*

  • *E-mail:

  • The Bi analogue of ullmannite

  • Cubic: P213; structure determined

  • a = 5.9875(5) Å

  • 4.234(72), 3.457(15), 2.678(100), 2.444(33), 1.893(10), 1.805(11), 1.661(7), 1.600(6)

  • Type material is deposited in the collections of the Geological Museum of China, No. 15, Yangrou Hutong, Xisi, Beijing 100031, People’s Republic of China, catalogue number GMCTM2025005 (holotype), and the Crystal Structure Laboratory, China University of Geosciences, Beijing 100083, People’s Republic of China, catalogue number GX-1 (cotype)

  • How to cite: Nie, X., Sun, N., Guo, Z., Zhang, Z., Liang, X., Jia, L., Deng, Z., Mi, K., Yang, X., Xian, H., Li, G. and Xue, Y. (2025) Guixiangite, IMA 2025-019. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-021

  • Thionasilite

  • Na2Si2S2O3

  • Thio

  • Raja chondrite meteorite, fallen on December 23, 2023, found on February 10, 2024, Al Wusta province, Oman (20°23′44.5″ N, 55°17′55.2″ E)

  • Anna Zappatini*, Georgia Cametti, Edwin Gnos, Beda Hofmann, Urs Eggenberger, Daniele Casari, Xavier Maeder, Sarah Degen and Lili Loth

  • *E-mail:

  • Structurally related to hydroxyapophyllite-(K)

  • Orthorhombic: Aba2; structure determined

  • a = 8.7952(4), b = 8.7897(3), c = 16.0084(7) Å

  • 8.00(27), 3.854(5), 3.166(5), 3.109(100), 2.805(5), 2.668(13), 2.199(7), 2.025(12)

  • Type material is deposited in the collections of the Naturhistorisches Museum Bern, Bernastrasse 15, 3005 Bern, Switzerland, catalogue number NMBE-54013

  • How to cite: Zappatini, A., Cametti, G., Gnos, E., Hofmann, B., Eggenberger, U., Casari, D., Maeder, X., Degen, S. and Loth, L. (2025) Thionasilite, IMA 2025-021. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-022

  • Katanite

  • Ba3NbFe3Si2O14

  • Kta

  • Between the upper reaches of the unnamed tributaries of the Zohar and Halamish wadis, Negev Desert, Hatrurim Complex, Israel (31°11′08.9″ N, 35°16′26.5″ E)

  • Irina Galuskina, Yevgeny Vapnik, Krystian Prusik and Evgeny Galuskin

  • *E-mail:

  • Known synthetic analogue

  • Trigonal: P321

  • a = 8.539(1), c = 5.241(1) Å

  • 8.00(27), 3.854(5), 3.166(5), 3.109(100), 2.805(5), 2.668(13), 2.199(7), 2.025(12)

  • 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 6242/1

  • How to cite: Galuskina, I., Vapnik, Y., Prusik, K. and Galuskin, E. (2025) Katanite, IMA 2025-022. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-024

  • Vakhrushevaite

  • Mg5Cr(AlSi3O10)(OH)8

  • Vkr

  • Northern part of the Glavnoe (Main) Saranovskoe deposit, Sarany town, 5 km north of the railway station Laki, Gornozavodskiy district, Perm Krai, Middle Urals, Russia (58°30′ N, 58°52′ E)

  • Igor V. Pekov*, Yuriy V. Erokhin, Maria G. Krzhizhanovskaya, Vasiliy O. Yapaskurt, Nikita V. Chukanov, Dmitry I. Belakovskiy, Sergey N. Britvin and Pavel B. Shiryaev

  • *E-mail:

  • The Cr analogue of clinochlore

  • Triclinic: $C\bar 1$; structure determined

  • a = 5.3375(3), b = 9.2455(6), c = 14.3313(5) Å, α = 90.237(4), β = 97.123(6), γ = 89.978(4)°

  • 14.41(44), 7.15(100), 4.756(66), 3.562(66), 2.592(39), 2.550(75), 2.448(48), 2.390(30)

  • 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 6241/1

  • How to cite: Pekov, I.V., Erokhin, Y.V., Krzhizhanovskaya, M.G., Yapaskurt, V.O., Chukanov, N.V., Belakovskiy, D.I., Britvin, S.N. and Shiryaev, P.B. (2025) Vakhrushevaite, IMA 2025-024. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-025

  • Almagreraite

  • CuZnMn4+3O8

  • Alma

  • República Romana mine, Sierra Almagrera, Cuevas del Almanzora, Almería, Andalusia, Spain (37°16′59″ N, 1°45′51″ W)

  • Anhony R. Kampf*, Georges Favreau, Chi Ma and Chris Stanley

  • *E-mail:

  • Nolanite supergroup

  • Orthorhombic: Pmn21; structure determined

  • a = 5.7298(4), b = 4.9715(4), c = 9.3479(7) Å

  • 4.670(46), 3.401(45), 2.923(100), 2.733(53), 2.429(44), 2.394(76), 1.49185), 1.433(70)

  • 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 76458 (holotype), and the Natural History Museum, Cromwell Road, London SW7 5BD, United Kingdom, catalogue number BM 2025,2

  • How to cite: Kampf, A.R., Favreau, G., Ma, C. and Stanley, C. (2025) Almagreraite, IMA 2025-025. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-026

  • Zoyashlyukovaite

  • MoC

  • Zsh

  • In a xenolith of a silicate metamorphic rock, hosted by nepheline syenites at the Mt. Partomchorr, Khibiny alkaline complex, Kola Peninsula, Russia

  • Olg S. Vereshchagin*, Sergey N. Britvin, Natalia S. Vlasenko, Olesya A. Sinichenko and Julia A. Mikhailova

  • *E-mail:

  • Known synthetic analogue

  • Hexagonal: $P\bar 6$m2; structure determined

  • a = 2.8994(1), c = 2.8137(1) Å

  • 2.814(37), 2.511(94), 1.873(100), 1.450(23), 1.289(22), 1.227(21), 1.147(19), 1.010(13)

  • Type material is deposited in the collections of the Mineralogical Museum, Department of Mineralogy, St. Petersburg State University, University Emb. 7-9, St. Petersburg 199034, Russia, catalogue number 20187

  • How to cite: Vereshchagin, O.S., Britvin, S.N., Vlasenko, N.S., Sinichenko, O.A. and Mikhailova, J.A. (2025) Zoyashlyukovaite, IMA 2025-026. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

NEW MINERAL PROPOSALS APPROVED IN JULY 2025

IMA No. 2024-078a

  • Jonlarsenite

  • Al4Cu9

  • Jlr

  • In a micrometeorite collected from the roof of an industrial building, close to the village of Skedsmokorset, Norway (60°01′03.43″ N, 11°03′28.41″ E)

  • Luca Bindi*, Jan B. Kihle, Guangming Cheng, Jinping Hu, Nan Yao, Chi Ma, Yunbin Guan, Paul D. Asimow and Paul J. Steinhardt

  • *E-mail:

  • Known synthetic analogue

  • Cubic:P $\overline4$3m

  • a = 8.70(1) Å

  • 3.891(4), 3.552(7), 2.900(9), 2.051(100), 1.776(4), 1.450(9), 1.184(15), 1.071(7)

  • Type material is deposited in the collections of the Natural History Museum, University of Oslo, Postboks 1172, Blindern, 0318 Oslo, Norway, registration number KNR 44452

  • How to cite: Bindi, L., Kihle, J.B., Cheng, G., Hu, J., Yao, N., Ma, C., Guan, Y., Asimow, P.D. and Steinhardt, P.D. (2025) Jonlarsenite, IMA 2024-078a. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-008

  • Qiumingite

  • Pb3(Zn2Fe3+)Sb5+P2O14

  • Qmg

  • Sanguozhuang Village, Tangdan Town, Dongchuan District, Kunming City, Yunnan Province, China (26°08′14″ N, 102°59′36″ E)

  • Ningyue Sun, Yuan Xue, Guowu Li*, Fabrizio Nestola, Jinhua Hao, Hongtao Shen and Chang Li

  • *E-mail:

  • The P analogue of joëlbruggerite

  • Trigonal: P321; structure determined

  • a = 8.4234(8), c = 5.2198(5) Å

  • 5.26(29), 4.171(33), 3.652(38), 3.276(100), 2.986(90), 2.751(32), 2.431(31), 1.884(34)

  • 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 GMCTM2025001

  • How to cite: Sun, N., Xue, Y., Li, G., Nestola, F., Hao, J., Shen, H. and Li, C. (2025) Qiumingite, IMA 2025-008. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-017

  • Grahampearsonite

  • Ca2P2O7

  • Gps

  • As an inclusion within a diamond, Chapadão plateau, Brazil (11°26′52.37″ S, 58°56′12.20″ W)

  • Yanjuan Wang, Fabrizio Nestola*, Maxwell C. Day, Tiago Jalowitzki, Eduardo Novais-Rodrigues, Fernanda Gervasoni, Daniel Grings Cedeño, Sebastião William da Silva, Reinhardt Adolfo Fuck, Jacopo Nava, Lisa Santello, Martha G. Pamato, Davide Novella, Francesca Innocenzi, Andrea Curtolo, Mattia La Fortezza and Kai Qu

  • *E-mail:

  • Known synthetic analogue

  • Tetragonal: P41

  • a = 6.697(2), c = 24.145(11) Å

  • 3.348 (78), 3.317(35), 3.227(55), 3.091(54), 3.018(100), 2.995(35), 2.907(29), 2.752(53)

  • Type material is deposited in the collections of the Museum of Nature and Humankind, University of Padova, Corso Garibaldi 39, I-35121 Padova, Italy, catalogue number MMP M23231

  • How to cite: Wang, Y., Nestola, F., Day, M.C., Jalowitzki, T., Novais-Rodrigues, E., Gervasoni, F., Grings Cedeño, D., William da Silva, S., Fuck, R.A., Nava, J., Santello, L., Pamato, M.G., Novella, D., Innocenzi, F., Curtolo, A., La Fortezza, M. and Qu, K. (2025) Grahampearsonite, IMA 2025-017. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-027

  • Fluorbritholite-(La)

  • Ca2La3(SiO4)3F

  • Fbri-La

  • Gejiu intrusion, Honghe Hani and Yi Autonomous Prefecture, Yunnan Province, China (23°29′40″ N, 103°04′41″ E)

  • Yanjuan Wang*, Igor V. Pekov, Xiangping Gu, Fabrizio Nestola, Natalia V. Zubkova, Guochen Dong, Guang Fan, Xiangkun Ge and Kai Qu

  • *E-mail:

  • Apatite supergroup

  • Hexagonal: P63/m; structure determined

  • a = 9.698(2), c = 7.072(1) Å

  • 4.08(27), 3.191(27), 2.819 (100), 2.793(88), 2.721(65), 1.949(42), 1.850(35), 1.759(30)

  • 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 GMCTM2025007

  • How to cite: Wang, Y., Pekov, I.V., Gu, X., Nestola, F., Zubkova, N.V., Dong, G., Fan, G., Ge, X. and Qu, K. (2025) Fluorbritholite-(La), IMA 2025-027. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-029

  • Horiite

  • Ba2Mn2Mn4Ti2(Si2O7)2(PO4)2O2(OH)2

  • Hrt

  • Taguchi mine, Yatsuhashi, Shitara Town, Aichi Prefecture, Japan (35°08′31.2″ N, 137°35′24.1″ E)

  • Daisuke Nishio-Hamane*, Mariko Nagashima, Yuki Mori, Masayuki Ohnishi, Tomohiro Ishizaka and Shinji Inoue

  • *E-mail:

  • Seidozerite supergroup

  • Triclinic: $P\bar 1$; structure determined

  • a = 5.3509(1), b = 13.8917(1), c = 14.2777(2) Å, α = 98.726(1), β = 93.842(1), γ = 90.057(1)°

  • 4.691(35), 3.222(31), 3.207(33), 2.912(51), 2.871(24), 2.815(100), 2.772(31), 2.652(36)

  • 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-M53164

  • How to cite: Nishio-Hamane, D., Nagashima, M., Mori, Y., Ohnishi, M., Ishizaka, T. and Inoue, S. (2025) Horiite, IMA 2025-029. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-030

  • Puschridgeite

  • Mn(C2H3O3)2(H2O)2

  • Phd

  • Pusch Ridge, Santa Catalina Mountains, north of Tucson, Pima Co., Arizona, USA (32°21′42″ N, 110°57′30″W, 975 m asl)

  • Heiong Yang*, Anthony R. Kampf, Warren Lazar, Ronald B. Gibbs and Robert T. Downs

  • *E-mail:

  • The Mn analogue of stanevansite

  • Monoclinic: P21/c; structure determined

  • a = 11.6137(5), b = 5.9139(3), c = 12.5694(6) Å, β = 92.112(2)°

  • 5.620(43), 5.347(100), 4.832(50), 4.312(20), 3.880(36), 3.121(59), 2.877(24), 2.037(23)

  • 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 no. 22743 (holotype), and the RRUFF Project, deposition no. R240015 (cotype)

  • How to cite: Yan, H., Kampf, A.R., Lazar, W., Gibbs, R.B. and Downs, R.T. (2025) Puschridgeite, IMA 2025-030. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.

IMA No. 2025-032

  • Babunaite-(Nd)

  • Nd(AsO4)

  • Bbu-Nd

  • Near the footpath going to the spring of the Babuna River, 5 km north of the village of Nežilovo, North Macedonia (41°41′06.2″ N, 21°25′31.2″ E)

  • Irina Galuskina*, Joachim Kusz, Maria Książek, Simeon Jančev, Petko Petrov, Grzegorz Zieliński and Evgeny Galuskin

  • *E-mail:

  • Known synthetic analogue

  • Tetragonal: I41/a; structure determined

  • a = 5.1363(2), c = 11.5764(8) Å

  • 3.076(100), 2.894(16), 2.568(20), 1.921(27), 1.816(11), 1.704(16), 1.564(13), 1.538(10)

  • Type material is deposited in the collections of the Earth and Man National Museum, Cherni Vrah Blvd. 4, 1421 Sofia, Bulgaria, catalogue number 40478

  • How to cite: Galuskina, I., Kusz, J., Książek, M., Jančev, S., Petrov, P., Zieliński, H. and Galuskin, E. (2025) Babunaite-(Nd), IMA 2025-032. CNMNC Newsletter 86, Mineralogical Magazine, 89, https://doi.org/10.1180/mgm.2025.10128.