SKU: 76399763171

Sinawan 005 Rumuruti Meteorite Individual, R5-6, 14.49g, Dual Lithology R-Chondrite

Sale price$180.00 Regular price$200.00
Save 10%

Pay in installments of $50.00 with ShopPay, AfterPay and Klarna

Shipping Estimate
USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Jul 30 - Aug 4

Promo Codes Available:

For Your Every Summer RSVP, with Code: SUMMER15

Description

Sinawan 005 Rumuruti Meteorite Individual, R5-6, 14.49g, Dual Lithology R-ChondriteDual lithology R chondrite from Libya This 14. 49g Sinawan 005 individual preserves two distinct lithological zones across its natural surface, a light toned region and a contrasting dark zone that meet in a sharp boundary. The specimen retains partial fusion crust on one face, evidence of atmospheric entry. Rumuruti chondrites represent less than 0. 5% of all classified meteorites, making this R5 6 specimen from a recent 2023 Libyan find

Dual lithology R-chondrite from Libya

This 14.49g Sinawan 005 individual preserves two distinct lithological zones across its natural surface, a light-toned region and a contrasting dark zone that meet in a sharp boundary. The specimen retains partial fusion crust on one face, evidence of atmospheric entry. Rumuruti chondrites represent less than 0.5% of all classified meteorites, making this R5-6 specimen from a recent 2023 Libyan find scientifically significant.

The dual lithology structure visible in this piece reflects differing thermal or shock histories within the parent body before ejection. R-chondrites are named after the Rumuruti fall in Kenya and characterized by oxidized, fine-grained matrices with distinctive olivine compositions. Only three specimens of Sinawan 005 are known to exist.

Structure and features

The light zone shows tightly packed chondrules embedded in a fine matrix, typical of the R5-6 petrologic type. The darker region displays a more opaque matrix with less visible chondrule definition, suggesting localized shock darkening or impact melt influence. The contact between these zones runs diagonally across the specimen face, creating a natural contrast that highlights the meteorite's complex formation environment.

Partial fusion crust covers approximately 30% of the surface, preserving the black glassy rind formed during atmospheric passage. The exposed interior reveals the characteristic rust-brown coloration of oxidized R-chondrite material. No regmaglypts are visible on this small individual, but the fusion crust shows smooth flow textures consistent with rapid melting and cooling.

Scientific context

Rumuruti chondrites formed in an oxygen-rich region of the early solar system distinct from ordinary and carbonaceous chondrite parent bodies. The R-chondrite parent body remains unidentified, though spectroscopic studies suggest possible links to certain asteroids in the outer main belt. The R5-6 classification indicates this specimen experienced moderate thermal metamorphism, reaching temperatures sufficient to recrystallize silicates while preserving recognizable chondrules.

The dual lithology in this specimen records either impact brecciation or distinct cooling zones within the parent asteroid. Such features provide critical data about impact processing and thermal gradients in small planetary bodies. Researchers study R-chondrites to understand oxygen isotope distributions and oxidation states across different nebular regions. For broader context on meteorite classification systems, see our Learn About Meteorites guide.

Frequently asked questions

Is this meteorite authenticated? Yes. Sinawan 005 is classified as Rumuruti (R5-6) in the Meteoritical Bulletin. You can verify this classification through the MetBull database. This specimen includes a certificate of authenticity documenting its provenance and classification.

What does dual lithology mean? Dual lithology indicates two distinct rock types or structural zones present in a single meteorite specimen. In this Sinawan 005 piece, the light and dark zones represent different mineral assemblages or shock states that formed in the parent body before the meteorite reached Earth.

What is included with this specimen? You receive the 14.49g Sinawan 005 individual and a certificate of authenticity. No display stand is included.

Why are only three specimens of Sinawan 005 known? Sinawan 005 represents an extremely limited recovery from the 2023 find in Libya. The total known weight is minimal, and only three individual stones were classified and distributed. This scarcity makes each specimen scientifically valuable and highly collectible.

Can I display this meteorite without a case? R-chondrites are stable at room temperature and do not require sealed storage like hygroscopic carbonaceous chondrites. The fusion crust and oxidized matrix are durable. Standard display conditions away from prolonged moisture exposure are sufficient.

Collector significance

Sinawan 005 joins fewer than 100 classified Rumuruti chondrites worldwide. The R-group represents the rarest chondrite family available to private collectors. This 14.49g individual offers dual lithology structure visible without magnification, combining scientific interest with display appeal. Only three specimens exist, making acquisition opportunities extremely limited.

The specimen's natural surface and partial fusion crust provide authentication markers that distinguish it from processed slices. For collectors building reference sets of rare chondrite types, this Sinawan 005 individual fills a critical gap. Explore other rare chondrite specimens in our Chondrites collection.

Meteoritical Bulletin entry: Sinawan 005 | Classification: Rumuruti (R5-6) | Find, Libya, 2023

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 76399763171

Discover Niche Categories That Outsell

Top-Converting Item to Boost Your Average Order

4.4 ★★★★★
Based on 19 reviews
Sort
Highest Rating
Newest First
Oldest First
Product Reviews
B
Verified Purchase
Bri Hires
Lowell, US
★★★★★ 3
Slightly repetitive but I did love some things
Format: Kindle
I love this type of story. And omegaverse is one of my all time favorite genres. But there are a few things that pulled me out of my enjoyment while I was reading. It was repetitive at times as well as struggled with telling not showing. So we didn’t always feel like we were experiencing things with the main character. There were also some plot holes but they may still be answered in part 2. Now this isn’t to be said I didn’t enjoy parts of the story. I loved the almost instant love between Mila and Oliver. And how he started changing around her.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 15, 2024
K
Verified Purchase
Kimberly G
Louisville, US
★★★★★ 5
delightful read
Format: Kindle
What a delightful read. The characters are awesome, the plot was so good, I loved it. I was intrigued and it kept me wanting more. Told in multiple pov, the book sucks you in and doesn’t let go. I cannot wait to read the next book.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 30, 2025
K
Verified Purchase
Kimberly B
Bozeman, US
★★★★★ 4
not bad
Format: Kindle
I loved the plot of this book. The characters just didn’t have a lot of depth. The connections and “love” just weren’t communicated very well in the writing. The author didn’t write the sweet psycho trope very well at all either. Lachlan was just a mess of a character.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on November 17, 2023
C
Verified Purchase
Carmen Alicea
Louisville, US
★★★★★ 5
A Beta Worth Rooting For
Format: Kindle
In Spare, Violet Fox flips the omegaverse on its head, giving us a Beta heroine determined to make her mark. Joining the Beta Trials to support her sick father, she's thrown into a pack that doesn't want her, especially the possessive Alphas. But here's the twist: their sweet Omega turns out to be her scent match. Cue the angst, forbidden tension, and a slow-burn romance that will make your heart ache in the best way. Violet Fox delivers an emotional, refreshing take on the genre, proving Betas aren't "spares." They're stars.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 10, 2025
C
Verified Purchase
C. Hunter
Draper, US
★★★★★ 5
Beta, Alpha, Omega oh my!
Format: Kindle
Omegas are precious and given to Alphas & their packs... but the Betas want in too. To this end, the Beta government is rolling out its trial of assigning a Beta to each Alpha-Omega pack. But forcing a Beta into a pack where they are not wanted will not end well... Of course, no one expected the Omega to fall for the assigned Beta. Great read and cliffhanger
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 15, 2025

recommand products